版權(quán)說(shuō)明:本文檔由用戶提供并上傳,收益歸屬內(nèi)容提供方,若內(nèi)容存在侵權(quán),請(qǐng)進(jìn)行舉報(bào)或認(rèn)領(lǐng)
文檔簡(jiǎn)介
乙肝病毒母嬰阻斷指南(精)仁愛英語(yǔ)八年級(jí)下作文范文仁愛英語(yǔ)八年級(jí)下作文范文
PAGE
/
PAGE
8
仁愛英語(yǔ)八年級(jí)下作文范文TopicOne瑪麗來(lái)自英國(guó),她非常喜歡京劇,但沒買到票,很失望。最后在王老師的幫助下得到了票。MarycomesfromEngland.ShelikesBeijingOperabest.Shethinksit’sinterestingandwonderful.ShewantedtoseeBeijingOperabutcouldn’tgetaticket.Soshewasverydisappointed.Shedidn’tknowwhattodo.ThenMr.Wanggotaticket,buthecouldn’tgotoseeit.Hissonhadafeverlastnight,sohegavethetickettoMary.ShewaspleasedandsaidthankstoMr.Wang.ShewasveryexcitedanddecidedtolearnsomethingaboutBeijingOpera.TopicTwo每個(gè)人都不可能沒有煩惱。當(dāng)你有煩惱時(shí),?請(qǐng)?jiān)囍刂颇愕那榫w,?因?yàn)榍榫w可以影響你生活中的很多方面。所以生活中我們應(yīng)當(dāng)相信自己,?笑對(duì)人生,?多與父母、朋友溝通。Nobodycanbehappyallthetime.Whenyoubecomeunhappy,youshouldtrytocontrolyourfeelings.Becausebadfeelingscanmakeyouloseyourfriendsandgiveyouotherbadeffects.Herearesomewaystomakeyoufeelbetter.(1)Lookinthemirrorandspeaktoyourself,“I’mthebestintheworld.Icandoanything.”(2)Dosomethingforothers.Youwillfeelhappyifyoualwayshelpothersinneed.(3)Smilewhenyougetupinthemorningandbelieveyouwillhaveaniceday.(4)Writedownyourthoughts,dreamsoranythingyouwant.Writingalwayshelpsyouexpressyourfeelings.(5)Staywithyourfamily.Youmaytalkwithyourparents,relatives,friendsandsoon.TopicThree上個(gè)星期天晚上,你和家人一起去看京劇。談?wù)勅ブ澳愕男那榧翱催^(guò)之后的體會(huì)。
LastSundayevening,myfather,motherandIwenttoseeBeijingOpera.Iwaslookingforwardtoseeingit,becauseIheardthatitwasournationaloperawithahistoryof200years.ItexpressesChineseculture.It’sfulloffamousstories,beautifulfacialpaintings,wonderfulgesturesandfighting.Onthenightbeforewestarted,IfeltsoexcitedthatIcouldn’tsleepwell.Whenwegottothetheater,Ifoundthereweresomanypeoplethere.Theylookedveryexcited,too.ThenIhadaniceeveningthere.Afterseeingit,Ithinkitisreallywonderful.Unit6根據(jù)以下中文提示,以“Travel”為題寫一篇60—80詞的短文。1.?當(dāng)你工作或?qū)W習(xí)感到厭煩時(shí),可以選擇旅行。休閑的同時(shí)也可以領(lǐng)略大自然的美麗風(fēng)光,呼吸新鮮空氣,結(jié)交新朋友,散心等。2.?有時(shí)旅行會(huì)有煩惱,如天氣多變、被雨淋濕等。3.?出發(fā)前應(yīng)充分了解天氣情況,最好結(jié)伴同行,可以互相照應(yīng),以免發(fā)生意外。除以上需要注意的幾點(diǎn),可根據(jù)你的理解自由發(fā)揮。提示詞語(yǔ):betiredofdoingsth.,enjoythebeautyofnature,breathe,prepareyourself,companion,causeaccident...TravelTravelisaverygoodactivity.Whenyouaretiredofworkingorstudying,orwhenyouhavetime,youcangotoabeautifulplacetoenjoythebeautyofnature.Youcanbreathefreshair,makesomenewfriends,relaxyourselfandsoon.Butsometimesitmaycausetrouble.Theweatheroftenchanges.Youmaygetwetintherainandmayhaveacold.Youshouldprepareyourselfcarefullybeforeyourtrip.Youshouldknowsomethingabouttheweather.You’dbetterfindacompanion(partner)sothatyoucanhelpeachothertoavoidaccidents.Inthisway,you’llhaveawonderfultrip.?Unit7TopicOne假如你叫劉輝,是仁愛國(guó)際學(xué)校的學(xué)生。美食節(jié)過(guò)后,你和同學(xué)們積極清理現(xiàn)場(chǎng),撿廢紙,拾塑料瓶,再賣到回收中心,然后給貧困地區(qū)兒童捐款。提示詞語(yǔ):廢紙?wastepaper;塑料瓶?plasticbottle;回收中心?arecyclingcenter;捐錢?donatethemoney;貧困地區(qū)?poorareasMynameisLiuHui.I’mastudentinRen’aiInternationalSchool.Iknowsomechildreninpoorareasneedmoneyforschool.SomyfriendsandIdecidedtocollectwastepaperandplasticbottlesafterthefoodfestival.Afterwecleanedtheplaygroundofourschool,wesoldallthewastepaperandplasticbottlestoarecyclingcenter,andthendonatedthemoneytothechildreninpoorareas.Althoughwefeltverytiredonthatday,wewereveryhappy!TopicTwoMother’sDayYesterdaywasMother’sDay.Imadeadishoffruitsaladformymom.First,Itookanapple,apear,somepurplegrapes,anorangeandsomebananas.ThenIwashedandpeeledthem.AfterthatIcutthemintosmallpiecesandputthemontheplate,andthenIaddedsomesugar,alittlesaladandsomecream.ThelastthingIdidwastostirandmixthemup.Iputthepurplegrapesaroundtheplate,andmyfruitsaladlookedmorebeautiful.AfterIfinishedmyfruitsalad,Iputitonthetableandsangsomesongstomymom.Mymomfeltsohappy,andIwasveryhappy,too.Unit8TopicOne上周,比爾和媽媽一起去購(gòu)物。他們買了圍巾,棉風(fēng)衣和皮鞋。后來(lái)又一起吃了日本壽司。比爾和媽媽度過(guò)了愉快的一天。Bill’smotherlikesgoingshoppingalot.LastSundayshewentshoppingwithBill.First,theysawabeautifulscarf,sotheyboughtit.ThentheywenttotheMen’sClothingSection.Bill’smotherchoseacottonwindbreakerforBill.ThewindbreakermadeBilllookmorehandsome.ThentheywenttotheShoesandHatsSection.TheretheyboughtapairofleathershoesforBill’sfather.Afterthat,theywenttoeatJapanesesushi.Theyfeltverytired,buttheywereveryhappy.TopicTwo根據(jù)圖畫和所給單詞,將成語(yǔ)“鄭人買履”譯為英文小故事。詞數(shù)在60—80之間。關(guān)鍵詞:measure測(cè)量;ruler尺子;advise勸告OncetherewasamancamefromZhengState.Oneday,hewantedtobuyapairofshoes.Sohetookoutarulerandmeasuredthesizeofhisshoes.Thenhewenttothemarket.Whenhecameintoashoeshopandwantedtobuyshoes,hesuddenlyshouted,“Oh,Iforgottotakemyruler.Ihavetogobacktogetmyruler.”Thenheranaway.Theshopkeepershouted,“Wait,please!Youcantrythemonyourself.”“No!”Themankeptonrunning.Whenhegottherulerandwentbacktotheshoeshopagain,theshopwasalreadyclosed.TopicThree你所在的地區(qū)要舉辦一屆服裝節(jié),你要負(fù)責(zé)傳統(tǒng)服裝的介紹。中國(guó)的服裝有著悠久的歷史,最具代表性的有唐裝、旗袍……請(qǐng)你對(duì)自己熟悉的傳統(tǒng)服裝作個(gè)介紹。Ladiesandgentlemen,It’smyhonortointroduceChinesetraditionalcostumestoyou.First,let’slookattheTangcostume.TheTangcostumestandsforChinesehistoryandfashionculture.Ithasalonghistory.ItbecameknowntoothercountriesduringtheHanandTangdynasties.Peoplecanwearitoncasualorformaloccasions.Itexpressesboththewearer’spersonalstyleandChina’srichtraditionalculture.Nowlet’sseeanotherChinesetraditionalcostume—cheongsam.Peopleusuallycallthecheongsam“qipao”inmostpartsofChina.ItcameintohistoryintheQingdynastyandbegantobecomepopularinthe1920s.Nowmoreandmorepeoplelikeit.Manyforeignwomenlikeit,too.That’sall.Thankyouforlistening.UnitEight假設(shè)你是林華,今天在學(xué)校的公告欄上看到了上面那則海報(bào)并且觀看了校時(shí)裝展。請(qǐng)描述一下你所看的時(shí)裝展。內(nèi)容:1.?舉行時(shí)裝展的時(shí)間、地點(diǎn);2.?同學(xué)們的表現(xiàn);3.?自己的感受。makeposes?擺造型ASchoolFashionShowYesterdaymorning,ourschoolheldafashionshow.Manyboysandgirlswenttomodelintheshow.Theyworeallkindsofclothes,andtheylookedattractiveandlovely.Theymadedifferentposestoshowtheirownstylesandrichfashioncultures.Theotherstudentswatcheditexcitedlyandcheeredfortheirfavoritemodels.Whatawonderfulfashionshow!Iloveit.FinalExamI世界上有許多種愛,母愛、父愛、師生情、手足情等等。你已是一名中學(xué)生了,在十幾年的關(guān)愛中慢慢長(zhǎng)大,母愛的細(xì)膩、父愛的含蓄……請(qǐng)你以自己的切身體會(huì),介紹一下在你的心目中哪種愛最偉大,通過(guò)一則細(xì)小的事情體現(xiàn)……愛的偉大。Therearemanykindsofloveintheworld,suchasmother’slove,father’slove,friends’loveandsoon.ButIthinkmother’sloveisthegreatestofall.WhenIwasyoung,mymothertaughtmetowalk,speakandthink.Shetookgoodcareofmylife.WhenIgrewuplittlebylittle,mymotherhelpedmetostudywell.Shetriedherbesttokeepmehealthy.Sheoftentalkedwithmelikemygoodfriend.I’mluckytoownmother’slove.Iwisheveryoneintheworldcouldownmother’slove!OldMrs.GreenIsHappyAgainOldMrs.Greenusetobehappy.Yearslaterherhusbanddiedandshehasnochildren,sooldMrs.Greenhastolivealong.SheoftenstaysathomeandwatchesTValone.Shealwaysfeelslonely.ShealwayslookedverysadwhenImether,soIoftenvisitheronweekends.Ihelpherdosomewashingandcookforher.Ibroughtaprettypetdogforher.Sometimeswewalkthepetdogtogetheraftersupper.Afterafewdays,oldMrs.Greenishappyagain.在日常生活和學(xué)習(xí)中,你一定會(huì)遇到一些困難。那么如何面對(duì)困難呢?下面是中學(xué)生經(jīng)常面臨的問(wèn)題及解決問(wèn)題的建議,根據(jù)表格內(nèi)容,寫一篇80字左右的短文。Problems
Solutions[s?'lju:??n]解決方案
和學(xué)生相處不好
相互理解,分享快樂
沉迷于電子游戲
累的時(shí)候可以玩一會(huì)兒
成績(jī)差,被人嘲笑
請(qǐng)老師指導(dǎo),人真難學(xué)習(xí)
It’scommonforustohavedifferentkindsofproblems.Sometimeswecan’tgetonwellwithourclassmates,andevenfightwitheachother.Weshouldunderstandeachother,sharehappinessandproblemswitheachother.Whenwedobadlyinourlesson,weshouldaskourteachersforadvicetochangeourwaysofstudyandworkharder.Sometimesweloseourselvesincomputergamesandshownointerestin(在…方面表現(xiàn)出沒有興趣)study.It’sbadforourhealthandstudy.Weshouldstopdoingthatorplaysuchgamesonlywhenwefeeltired.Ifwecansolvetheseproblems,wewillfeelbetter.在你的成長(zhǎng)過(guò)程中,家長(zhǎng)傾注了大量的心血。家長(zhǎng)不僅關(guān)注你的學(xué)習(xí)和生活,還會(huì)提一些建議,但作為子女的你總會(huì)在某些問(wèn)題上和父母分歧??纯聪旅娴奶崾驹~,搜索你記憶的長(zhǎng)河。看看有沒有值得你回憶的事情。提示:watchTV,bestrictwith,asusual,understand,love????Mymotherisakindandnicewoman.Butsheisverystrictwithme.OneSundaynight,whenIwaswatchingthefilmHarryPotterveryhappily,motheraskedmetogotobed.Ididn’tmove.ThenshegotangryandturnedofftheTV.IwassosadthatIwentintomyroomandcried.Thenextdayshetalkedwithmeasusual.Ididn’tanswerbutshedidn’tmind.Shesaid,“Ijustwantyoutohaveagoodrest.Youshouldhaveagoodsleep,oryouwilldobadlyinyourstudy.”ThenIunderstoodherandpromiseneverdothatagain.Ilovemymother.?????????????????????????????現(xiàn)在有汽車的人越來(lái)越多了,騎自行車的人越來(lái)越少了,你能否簡(jiǎn)單地闡述一下騎自行車的好處,靜兒宣傳一下,讓更多的人騎自行車。????Moreandmorepeoplehavetheirowncars.Fewerandfewerpeoplegotoworkbybike.Weshouldencouragemorepeopletoridebicycleseveryday.Ridingabicycleisagoodwaytokeephealthy.It’salsoeasytoparkbecausethebicycleneedslessspacethanthecar.Besides,ridingbicyclessavesmoretimeforusthanwalking.Italsosavesmoneyandenergyanditcanavoidairpollution.Ihopemoreandmorepeoplewillridetoworkinsteadofdrivingcars.假入你是班長(zhǎng),明天是星期六,你們將組織一次野外徒步旅行。請(qǐng)寫一份口頭通知。內(nèi)容:1.明天早上六點(diǎn)半在校門口集合,不要遲到。2.要穿結(jié)實(shí)的鞋,因?yàn)橐巧细浇纳巾敗?.要帶些食物和飲料,將在山上野餐。Attention,please!??????Wearegoinghikingtomorrow.Wewillmeetattheschoolgateat6:30tomorrowmorning.Don’tbelate.Allofusmustwearstrongshoesbecausewearegoingtoclimbthemountainnearby(在附近).Andweshouldbringsomefoodanddrinks,becausewearegoingtohaveapicnicthere.That’sall.Thankyou.???????ABikeAccident自行車事故
At18:00onApril14th,classeswereoverandsomestudentsrodebikeshomequickly.Theywereridingandplaying.Theydidn’tnoticethecrazytrafficuntilacarhitastudent’sbikeatthegateoftheschool.Thestudent’sheadhitthewallandwasbadlyhurt.Thefrontwheelofthebikewasbroken,andhewaslyingontheground.Thedrivergotoutofthecarquicklyandsenthimtothehospital.假如你的英文名字叫Jenny,請(qǐng)你給曾經(jīng)教過(guò)你的外籍教師MissRona發(fā)一封e-mail。內(nèi)容提示:1.爸爸在上海找到新工作,你現(xiàn)在就讀于上哈第八中學(xué);2.校園和家鄉(xiāng)的校園一樣綠樹成蔭,整潔美麗;3.食物不如家鄉(xiāng)的可口,交通擁擠;4.與老師和同學(xué)相處融洽;在上海生活的感受。DearMissRona,????How’severythinggoing?I’mnowin?Shanghaibecausemyfatherfoundanewjobhere.I’mstudyinginNo.8MiddleSchool.It’sascleanandbeautifulasthatinmyhometownwithmanytreesinit,butthefoodisn’tasdeliciousasthatinmyhometownandthetrafficistooheavy.Onmywaytoschool,I’moftenworriedtobelate.ButIgetalongverywellwithmyteachersandclassmates,theyareallfriendlytome.SoIlikelivingin?Shanghai,andIthinkI’llgetusedtothelifeheresoon.??????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????Your,???Jenny假如你是趙陽(yáng),你的班主任韓老師想了解班上男同學(xué)的狀況,以便有針對(duì)地對(duì)學(xué)生進(jìn)行考前心理輔導(dǎo)。請(qǐng)你根據(jù)下面的內(nèi)容要點(diǎn)給韓老師寫封信,說(shuō)明自己的情況,并請(qǐng)她給你提一些建議。內(nèi)容要點(diǎn):1.學(xué)習(xí)任務(wù)中,睡眠不足,缺少體育活動(dòng),沒有時(shí)間與同學(xué)們溝通和交流。2.在家不能看電視、上網(wǎng)、聽音樂等,感到苦惱。DearMissHan,????I’mverygladtowritetoyou.Ihavealotoftroublesthesedays.EverydayIhavealotofhomeworktodo.SoIdon’thaveenoughtimetosleep.AndInearlyhavenotimetodosports.MyfriendsandIcanhardlyfindtimetotalkorplaytogether.WhenIgetbackhome,myparentsdon’tletmewatchTV,playontheInternetorlistentomyfavoritemusic.Idon’tknowwhatshouldIdo.couldyoupleasegivemesomesuggestions???Bestwishes.??????????????????????????????????????????????????????????Yours,????????????????????????????????????????????????????????????????????ZhaoYang如你是楊麗,是北京六中的學(xué)生。你們學(xué)校將于5月17日在學(xué)校操場(chǎng)舉辦一次國(guó)際美食節(jié),一次籌集一些錢捐助給汶川,幫助汶川震后的重建工作。現(xiàn)請(qǐng)你謝楓邀請(qǐng)函,邀請(qǐng)溫家寶爺爺來(lái)參加這次美食節(jié)。DearGrandpaWen,???I’mastudentofNo.6MiddleSchoolofBeijing.MynameisYangLi.Thestudentsofourschoolplantohaveaninternationalfoodfestival.We’llhaveitinourschoolplaygroundat9:00a.m.onMay17th.We’llsellmanydeliciousfoodinordertoraisemoneyfortherebuilding(重建)workinWenchuan.Weknowit’sourdutytohelpthepeoplethere.??????????????????????????????????????????????????????????????????????Sincerely,YangLiChickenSoup雞湯Chickensoupisverydelicious,andit’sgoodforourhealth.Wouldyouliketoeatchickensoup?Well,let’scookittogether.First,cutupchickenandthegreenonions.Next,washthechickenandputitinadeeppot70%-80%fullofwater.Then,boilthechickenfor2hours.Finally,addsomesalt,thegreenonionsandsoon.Nowthechickensoupisreadyandyoucanenjoyit.良好的生活習(xí)慣對(duì)于成長(zhǎng)中的我們是非常重要的,你認(rèn)為良好的生活習(xí)慣是怎樣的呢?柑橘下面信息提示,寫一篇作文。1.健康飲食,保持飲食平衡,各種食物都是必要的。一定要吃早餐。2.不要熬夜,早睡早起。3.參加運(yùn)動(dòng),強(qiáng)身健體。①?Ithinkagoodlifestyleisveryimportantforus.Asweallknow,weshouldkeepabalanceddiet.Differentkindsoffoodsarenecessary.Remembertoeatmorefruitsandvegetablesandlessjunkfood.Breakfastisveryimportant.Itgivesusenergyforthemorning.Stayinguplateatnightisbadforourhealth.Weshouldgotobedearlyandgetupearlyandgetupearly.Ofcourse,it’salsonecessaryforustotakeexercise.Exercisewillkeepusactiveandstrong.②.????????????????????WaystoKeepHealthy保持健康的方法Healthisveryimportanttous.Goodhealthcanhelpusenjoyourlifemore.Buthowtokeepushealthy?First,weshouldeathealthyfood.We’dbettereatmorevegetablesandfruits.It’simportantforustokeepabalanceddiet.Second,wehavetogetrid(/ri:d/使擺脫)ofbadhabits.Wemusthavearegularbreakfast.Themoreregularlyweeat,thehealthierweare.Third,it’sgoodforustogotobedearlyandgetupearly.Finally,weneedtotakeenoughexercisetomakeusstrong.?Ifwedoallthethingsabove,we’llhaveahappyandhealthy假設(shè)你的Nina,請(qǐng)根據(jù)以下表格所提供的信息,給Jack寫一封信,幫助他解決問(wèn)題。提示詞:lifestyle生活方式。?Name:Jack
Age:14
Height/Weight:160cm/70kg
Hobbies
playingcomputergames,watchingTV,reading
Food
likes
icecream,friedmeat,chips
dislike
fruits,vegetables
Problems
toofat,unhealthy,tiredallthetime
DearJack,Howareyou?Iknowyouhavesomeproblems.You’retoofat(overweight)andunhealthy.What’smore,youfeeltiredallthetime.Ithinkyoushouldchangeyourlifestyle.Don’tplaycomputergamesorwatchTVtoomuch.You’dbetterdomoreoutdooractivitiesandplaymoresports.Theycanhelpyouloseweightandkeepyouactive.Healthyeatingisimportantforyou.Youhavetoeatmorevegetablesandfruit.Theymakeyouhealthier.Friedmeat,chipsandicecreamaredelicious,butyoushouldn’teattoomuch.Eatingtoomuchofthemisbadforyourhealth.Hereismyadvice.Wishyougoodhealth!Bestwishes!?????????????????????????????????????????????????Yours,?????????????????????????????????????Nina?張潔的學(xué)校下周要舉辦第一屆時(shí)裝秀,她們正在積極準(zhǔn)備。今天張潔和她的同學(xué)買了各式各樣的衣服。請(qǐng)以她的語(yǔ)氣寫一篇日記,描述一下所買的服裝。Saturday,May21st???????????????????????????????????????????????????????Sunday??Ourschoolwillhavethefirstfashionshownextweek.Weareveryexcitedandbegintoprepareforit.TodaymyclassmatesandIwenttoabigstoretobuynewclothes.Weboughtlotsofniceclothes.ZhuYanliboughtasilkdress.Ithinkshelooksmorebeautifulwhenshewearsit.Lucylikescottonskirts,sosheboughtone.LiTaogotaT-shirt.Iboughtanovercoat.It’smadeofcotton.Ialsolikeitscolor.SomeotherstudentsboughtHanfu.Weallhadagoodtimetoday.Susan是一名初三學(xué)生,她們學(xué)校正在征集對(duì)校服的款式和顏色搭配的意見。請(qǐng)你根據(jù)下面表格的提示,以Susan的名義給校長(zhǎng)Mr.Ling寫一封信,說(shuō)明她關(guān)于校服設(shè)計(jì)的想法。DearMr.Ling,I’mwritingtotellyousomethingaboutourschooluniforms.Ithinkboysshouldwearshirtsandpants.Theshirtsshouldbewhitesothattheycouldwearthemwithredties.Blackpantsarereallysuitableforthemtowear.Asforgirls,Ithinktheyshouldwearblousesandskirts.Thecoloroftheblousesshouldbewhite.Theblousesshouldbemadeofsilk.Theskirtsshouldbepinkorlightblue.Whatdoyouthinkofmyideas?????????????????????????????????????????????????????????????????????????????Yours,?Susan?????MyIdealSchoolUniform???我理想中的校服???????????????Atschool,wehavetowearschooluniforms.Butmostofmyclassmateshateuniformsbecausetheymakeuslookmucholder.Ifourschoolallowsustodesignourownuniforms,wewillbehappytowearthem.Ihavesomegoodideasabouttheuniforms.First,wewillthinkmoreaboutthesuitablestyles.Second,theuniformswillbemadeofcottonbecausecottonclothesaresoftandcomfortable,especiallyinsummer.Third,wewillchooselightcolorsinsteadofdarkonesbecauselightcolorsmakeuslookactive.在你的成長(zhǎng)過(guò)程中,有些日子會(huì)讓你開心快樂,經(jīng)久難忘。請(qǐng)以MyPleasedDay為題,記敘你那天的活動(dòng)感受。MyPleasedDayIhadapleasantdaylastmonth.Inthemorning,Igotupalittlelate.Itwasreallywonderfultohaveenoughsleep.Afterbreakfast,myyoungersisterandIfinishedourhomeworkfirstandthenweplayedcomputergames.Itwasreallyfun.Atnoon,Icookeddeliciousbonesoupforfamilies.TheywerepleasedwithwhatIdid.Intheafternoon,momandIwentshopping.Sheboughtanicescarfforme.atnight,Ilistenedtosomemusic.Itmademerelaxed.Whatahappyday!Unit?6??騎自行車的好處,及要注意的交通安全?如今越來(lái)越多人騎自行車,自行車在許多城市很受歡迎,騎車上學(xué)或上班都很方便。那么你喜歡那種交通工具呢?為什么?Bicycles?are?still?popular?in?many?places.?Why??riding?bicycles?can?save?money?and?energy.?It?can?avoid?air?pollution.?What’?more,?it?has?low?cost?and?needs?less?space.?But?riding?for?a?long?time?makes?us?feel?tired.?Driving?cars?saves?more?time?than?riding?bicycles.?But?it?has?high?cost,?causes?air?pollution,?and?needs?more?space.??So?I?think?the?better?way?to?travel?is?riding?bicycles.?If?you?get?a?chance?to?travel,?please?choose??bicycles.?Unit7?怎樣保持健康?健康一直是人們關(guān)注的問(wèn)題。請(qǐng)根據(jù)提示,以Ways?to?Keep?Healthy?為題,寫一篇詞數(shù)80左右的短文。?1.?飲食健康;多吃水果蔬菜;保持均衡飲食。?2.?摒棄(get?rid?of?)不良習(xí)慣;按時(shí)吃早飯。?3.?早睡早起;多做運(yùn)動(dòng);強(qiáng)身健體。?例文:?Health?is?very?important?to?us.?Good?health?can?help?us?enjoy?our?life?more.?But?how?to?keep?us?healthy??First,?we?should?eat?healthy?food.?We’d?better?eat?more?vegetables?and?fruits.?It’s?important?for?us?to?keep?a?balanced?diet.?Second,?we?have?to?get?rid?of?bad?habits.?We?must?have?a?regular?breakfast.?The?more?regularly?we?eat,?the?healthier?we?are.?Third,?it’s?good?for?us?to?go?to?bed?early?and?get?up?early.?Finally,?we?need?to?take?enough?exercise?to?make?us?strong.?If?we?do?like?that,?we’ll?have?a?happy?and?healthy?life.?對(duì)校服的看法,及自己設(shè)計(jì)校服?請(qǐng)討論一下學(xué)生在校應(yīng)不應(yīng)該穿校服,你是如何認(rèn)為的?請(qǐng)寫一寫你的看法。約80詞。?I?am?a?middle?school?student.?I?think?students?should?wear?school?uniforms?at?school?every?day,?especially?at?school?meetings.?Suitable?school?uniforms?can?not?only?show?good?discipline?but?also?make?us?look?more?active.?They?show?that?we’re?students.?They?tell?people?which?school?we’re?studying?in.?What’s?more,?school?uniforms?are?cheaper?than?casual?clothes.?Clothes?in?fashion?cost?so?much?that?most?of?us?cannot?afford?them.?So?I?don’t?think?we?should?wear?them?at?school.?DesignMyOwnUniformIdon’tlikeourschooluniformsbecauseIthinkitlooksuglyonme.Iliketolookcool.Iliketowearmyownclothes.ButIhavetowearuniformsonweekdays.Itmakesmebored.IfIcandesignmyownschooluniforms,IwillchooseablueT-shirt,apairofdarkjeans,apairofrunningshoes.Oh,theshoesmustbewhite.Itismyfavoritecolor.MaybeIcanhaveasweaterandawindbreakerinwinter.?
詞句理解及表達(dá)效果的復(fù)習(xí)教學(xué)案詞句理解及表達(dá)效果的復(fù)習(xí)教學(xué)案
/詞句理解及表達(dá)效果的復(fù)習(xí)教學(xué)案詞句理解及表達(dá)效果的復(fù)習(xí)主備學(xué)校:鎮(zhèn)江市七里甸中心小學(xué)課型:復(fù)習(xí)教學(xué)目標(biāo):1.能聯(lián)系上下文或生活實(shí)際,理解重點(diǎn)語(yǔ)句的含義;2.能結(jié)合語(yǔ)境,體會(huì)語(yǔ)句的表達(dá)效果。教學(xué)過(guò)程:一、理解字詞的基本方法1.導(dǎo)入。俗話說(shuō)“字不離詞,詞不離句,句不離段,段不離篇”,可見理解字詞是理解文章的根本,通過(guò)小學(xué)階段的學(xué)習(xí),除了查字典,你們還掌握了哪些理解字詞的方法呢?(常用的方法:①近反義詞;②拆解合并;③結(jié)合語(yǔ)境;④聯(lián)系生活想象情景等)2.解題步驟。第一步:在文中找到詞語(yǔ);第二步:弄清楚該詞語(yǔ)是描寫的對(duì)象或形容的方面等;第三步:靈活運(yùn)用上面的第①、②兩種方法理解詞語(yǔ)字面的意思;第四步:根據(jù)具體語(yǔ)境理解詞語(yǔ)在文中的真正意思。3.課堂練習(xí)。(教師可以從本冊(cè)書中找一些詞語(yǔ)讓學(xué)生聯(lián)系課文或生活實(shí)際理解下列詞語(yǔ)的意思。)二、理解句子的方法1.步驟提示:(1)找到句子中關(guān)鍵詞語(yǔ);(2)理解詞語(yǔ)字面的意思;(3)聯(lián)系上下文和生活實(shí)際,理解詞句。2.范例導(dǎo)學(xué):(1)聯(lián)系上下文,理解詞句。例句:遠(yuǎn)遠(yuǎn)看上去,一株廣玉蘭就是一個(gè)數(shù)世同堂、生生不息的大家族?!稄V玉蘭》①“數(shù)世同堂”、“生生不息”各是什么意思?②“數(shù)世同堂”、“生生不息”在文中具體指什么?③作者運(yùn)用比喻的修辭手法,要表現(xiàn)出廣玉蘭什么特點(diǎn)?(答案參考:“數(shù)世同堂、生生不息”理解。“數(shù)世同堂”是指幾代人住在一起不分家?!吧幌ⅰ笔侵覆粩嗟厣L(zhǎng)、繁殖。在文中是指在同一株廣玉蘭樹上,能看到花開的不同形態(tài),從含羞待放、剛剛綻放、盛開著的,一直到凋謝的應(yīng)有盡有,雖然花朵凋謝了,但花蕊上又開始孕育出新生命的種子,它們就像一個(gè)不斷生長(zhǎng)、繁殖的大家庭。從而顯示了廣玉蘭無(wú)比旺盛的生命力。)(2)聯(lián)系生活實(shí)際,理解詞句。例句:青年人貴在堅(jiān)持,才氣是堅(jiān)持寫作的結(jié)果?!赌瓷0輲煛发佟百F在堅(jiān)持”、“才氣”各是什么意思?②“貴在堅(jiān)持”、“才氣”在文中具體指什么?③你有哪些堅(jiān)持不懈的人或事例呢?(參考答案:“貴在堅(jiān)持”是指堅(jiān)持不懈的可貴的品質(zhì)?!安艢狻笔切稳萑司哂械囊环N特殊的才華和品德高尚的氣質(zhì)風(fēng)范。在文中是指福樓拜告誡莫泊桑要想掌握寫作的本領(lǐng),就必須要有堅(jiān)持不懈的品質(zhì)。正如“水滴”之所以能“穿石”是因?yàn)樗繕?biāo)專一,而又能持之以恒一樣。正如明代著名醫(yī)學(xué)家李時(shí)珍,從小立志學(xué)醫(yī),經(jīng)過(guò)二十幾年的不懈努力,終于寫成了藥學(xué)巨著《本草綱目》一樣。正如小明每天堅(jiān)持練習(xí)一小時(shí)書法,最終能寫一手漂亮的漢字一樣。所以,要想取得成功,就必須具備專心致志、堅(jiān)持不懈的品質(zhì)。)三、體會(huì)詞句的表達(dá)效果1.導(dǎo)入。同學(xué)們,文章中重點(diǎn)詞句,顯然是在文中起著表情達(dá)意的關(guān)鍵作用,對(duì)這些核心詞句的理解,主要是看其在具體的語(yǔ)言環(huán)境中的表達(dá)作用??梢詮木渥铀诘奈恢?、表達(dá)方式和語(yǔ)言兩個(gè)角度,結(jié)合具體的語(yǔ)言環(huán)境來(lái)體會(huì)其表達(dá)效果。2.復(fù)習(xí)策略:(1)根據(jù)句子的位置體會(huì)語(yǔ)句的作用。如開頭的總起句、中間的過(guò)渡句以及結(jié)尾的總結(jié)句等。(教師可以結(jié)合本冊(cè)教材中的課文引導(dǎo)學(xué)生體會(huì)其表達(dá)效果。)(2)根據(jù)語(yǔ)句的特殊的表達(dá)方式體會(huì)句子的表達(dá)效果。如比喻句、擬人句、反問(wèn)句、雙重否定句等。(教師可以在本冊(cè)教材中選取相應(yīng)的語(yǔ)句指導(dǎo)體會(huì)。)(3)抓住句中的關(guān)鍵詞語(yǔ)體會(huì)詞句的表達(dá)效果。如用詞的準(zhǔn)確性、體會(huì)詞語(yǔ)的感情色彩、感悟詞語(yǔ)的表現(xiàn)力等。(下面作為重點(diǎn)指導(dǎo))3.范例導(dǎo)學(xué)。(1)體會(huì)帶點(diǎn)詞語(yǔ)的準(zhǔn)確性。例句:她看著兩個(gè)臉色蒼白的孩子,急忙從廚房中取出一盞油燈放在桌上?!扒?,先生們,這盞燈亮些?!闭f(shuō)著,輕輕把蠟燭吹熄。一場(chǎng)危機(jī)似乎過(guò)去了?!栋虢叵灎T》【方法提示】可以采用刪減法進(jìn)行比較閱讀體會(huì)用詞的準(zhǔn)確性。①“臉色蒼白”是描寫,突出了孩子。②從“急忙”、和“輕輕”兩個(gè)詞語(yǔ)中,你分別體會(huì)到什么?
③句中“似乎”一詞中能否刪去,為什么?
(2)體會(huì)帶點(diǎn)詞語(yǔ)的感情色彩。【盧溝橋烽火】①1937年7月7日深夜,星光暗淡,萬(wàn)籟俱寂。一支全副武裝的日本軍隊(duì),偷偷地向盧溝橋摸來(lái)。②當(dāng)天晚上,大刀隊(duì)員們手握大刀,腰佩手榴彈,又悄悄地向盧溝橋進(jìn)發(fā)?!痉椒ㄌ崾尽客瑯訉懶熊?,但用詞卻不同,作者用“偷偷地”、“摸來(lái)”更能突出日軍的,更能表達(dá)出作者對(duì)日軍的感情;用“悄悄地”、“進(jìn)發(fā)”更能突出我軍的,更能表達(dá)出作者對(duì)我軍的的感情。③“嗒嗒嗒……”密集的機(jī)關(guān)槍子彈傾瀉在盧溝橋橋面上。中國(guó)守軍立即開槍還擊。但由于眾寡懸殊,守橋部隊(duì)傷亡較大,只得暫時(shí)退守大橋東頭的宛平縣城。④日寇猝不及防,一個(gè)個(gè)人頭滾落,尸橫橋頭。這時(shí),我們的援軍又從敵人背后殺來(lái),兩面夾擊,打得日寇鬼哭狼嚎,抱頭鼠竄。【方法提示】同樣寫戰(zhàn)斗失利,但作者用詞卻很講究,作者用“眾寡懸殊”、“傷亡較大”、“暫時(shí)退守”突出了我軍的,含有表?yè)P(yáng)、贊許的感情色彩;用“人頭滾落”、“尸橫橋頭”、“鬼哭狼嚎”、“抱頭鼠竄”則突出了日軍,包含著鄙視、唾棄的感情色彩。(3)體會(huì)詞句在表達(dá)人物形象的作用?!救虬坠蔷俊痉椒ㄌ崾尽竣僭~語(yǔ)字面的意思;②詞語(yǔ)描寫的對(duì)象;③結(jié)合語(yǔ)境想象當(dāng)時(shí)的情景;④感悟詞語(yǔ)蘊(yùn)含的情感。①山坡上閃出一個(gè)年滿八旬的老婦人。這個(gè)老婦人其實(shí)是,這個(gè)“閃”字與句中的相矛盾,因而傳神地寫出了②悟空把金箍棒藏在身邊,走上前迎著妖精,笑道:“你瞞得了別人,瞞不過(guò)我!”我認(rèn)得你這個(gè)妖精。一個(gè)“藏”字生動(dòng)地表現(xiàn)了悟空的,一個(gè)“迎”字生動(dòng)地寫出了悟空的,一個(gè)“笑”字生動(dòng)地表現(xiàn)了悟空的(4)體會(huì)句子表達(dá)的思想感情?!救齺喡淙铡坷洌喝藗凅@訝得不敢眨眼,生怕眨眼的那一瞬間,那盞紅燈籠會(huì)被一只巨手提走。引導(dǎo)思考:①句中“生怕”是什么意思?②表面上是寫“我”對(duì)擔(dān)心,實(shí)際上是為了突出什么?③從“生怕”一詞,你體會(huì)到“我”怎樣的情感?4.課堂練習(xí)。(1)小山似的涌浪像千萬(wàn)頭暴怒的獅子,從北邊的天際前赴后繼、鍥而不舍地?fù)湎虻贪?,濺起數(shù)丈高的浪花,發(fā)出雷鳴般的轟響,有時(shí)竟把岸邊數(shù)百斤重的石凳掀到十幾米遠(yuǎn)的馬路中央。(2)微波泛起,一道道白色的浪花,從北面遙遠(yuǎn)的地平線嬉笑著追逐著奔向岸邊,剛一觸摸到岸邊的礁石、沙灘,又害羞似的退了回去,然后又撲了上來(lái),像個(gè)頑皮的孩子。同樣是“撲”字,但在不同的語(yǔ)境中,表達(dá)的意思卻有所不同,請(qǐng)你結(jié)合具體的語(yǔ)境談?wù)勀愕母惺堋#ㄌ崾荆孩倜鞔_“撲”字的描寫對(duì)象;②理解“撲”字面的意思;③結(jié)合語(yǔ)境想象當(dāng)時(shí)的情景;④感悟“撲”字蘊(yùn)含的情感。)答:從第一個(gè)“撲”字我感受到;從第二個(gè)“撲”字我體會(huì)到。(3)來(lái)自西伯利亞的寒流經(jīng)常氣勢(shì)洶洶的掠過(guò)這片海域。(4)低翔的白鷗掠過(guò)藍(lán)藍(lán)的海面,真讓人擔(dān)心潔白的翅尖會(huì)被海水蘸藍(lán)了。請(qǐng)你結(jié)合具體語(yǔ)境,談?wù)剬?duì)“掠過(guò)”一詞的感受?(方法同上)
(5)“但是香氣卻毫不含糊,濃濃烈烈地從花枝上襲了下來(lái)?!边@句中“襲”能不能換成“飄”或“傳”呢?為什么?
(6)“在我們心目中,您是天使,您是大樹,您是海洋?!薄睹魈?,我們畢業(yè)》①由“天使”、“大樹”、“海洋”你分別想到了什么?它們和老師之間有什么共同點(diǎn)。
②這句話,作者運(yùn)用了什么修辭手法?體會(huì)這樣描寫的好處?
四、鞏固練習(xí)。①雨漸漸大起來(lái)。后座上的女兒,小臉緊貼著我的后背,右手穿過(guò)我的胳肢窩,擎著她那把橘紅的小傘。雨砸在傘頂上,嘭嘭直響。有風(fēng),車子騎得有些吃力,那小傘也忽嗒忽嗒不甚聽話,但女兒努力地擎著它,我能感覺到她的小手在我的腋窩下一次又一次用力。我問(wèn)道:“你在傘里嗎?”②“媽媽,在!”女兒的回答響亮而干脆,那語(yǔ)氣里的陽(yáng)光,穿過(guò)這晦暗的雨幕感染著我的心。女兒今天是太高興了——期中考試,她語(yǔ)文、數(shù)學(xué)都得了一百分,按照考前的承諾,我要請(qǐng)她吃一頓肯德基。③女兒左手攥著的紙袋里,此刻就裝著她小小的愿望,熱乎乎的,與她熱乎乎的小臉一起緊貼著我的后背。車子一顛一顛,女兒的小臉和那紙袋與我的背脊若即若離,那溫暖也就一陣一陣——可就是這一陣一陣的溫暖,讓我寒雨里的心一陣陣顫栗!④肯德基的店鋪在這個(gè)城市里隨處可見,但我的女兒對(duì)肯德基卻一直保持著向往與好奇。去年她9歲生日那天,我第一次帶她去肯德基,她用薯?xiàng)l蘸著番茄醬,放進(jìn)嘴里小心翼翼地嚼,那滿足的眼神讓我?guī)缀醪桓颐鎸?duì)……為了自己的夢(mèng)想,我辭職來(lái)到這座城市快兩年了,我不得不節(jié)約血汗換來(lái)的每一分錢,以應(yīng)付房租、伙食費(fèi)以及女兒不菲的借讀費(fèi)。小小的女兒,便也常常受我所累,有時(shí)一些小小的愿望都難以實(shí)現(xiàn)……⑤雨沒停,風(fēng)也沒停,而我們離租住的小屋還很遠(yuǎn)。我把胳肢窩里的女兒的小手夾得緊一些,想讓她省些力氣。與此同時(shí),我又問(wèn)了一遍:“你在傘里嗎?”女兒的回答還是那一聲響亮而干脆的“在”!⑥到家了,我用腿撐著車,騰出左手抓住傘柄,好讓女兒抽出手來(lái)。當(dāng)我轉(zhuǎn)過(guò)臉的剎那,我呆住了——女兒幾乎全身濕透!但她微笑著,扯了扯我的上衣,又拍拍那個(gè)紙袋,緊緊地抱在胸前:“它沒濕,還熱著呢!”⑦淚水和著雨水,從我的臉上流淌下來(lái)一瞬間打濕了我的臉……1.練習(xí)上下文,理解詞語(yǔ)。應(yīng)付:干脆:2.“雨砸在傘頂上,嘭嘭直響?!本渲屑狱c(diǎn)的詞“砸”換成“落”好不好?為什么?
3.“媽媽”兩次問(wèn)“你在傘里嗎”,可以看出這是一個(gè)?????的媽媽;女兒兩次“響亮而干脆的回答‘在’”,可以看出這是一個(gè)??的女兒。4.第④自然段寫道:“我第一次帶她去肯德基,她用薯?xiàng)l蘸著番茄醬,放進(jìn)嘴里小心翼翼地嚼,那滿足的眼神讓我?guī)缀醪桓颐鎸?duì)。”從“小心翼翼”你體會(huì)到。我“幾乎不敢面對(duì)”是因?yàn)椋?.文章結(jié)尾寫道:“淚水和著雨水,從我的臉上流淌下來(lái)一瞬間打濕了我的臉……”你是怎么理解這句話的?
第一章多工位級(jí)進(jìn)模的裝配工藝及裝配要點(diǎn)第一章多工位級(jí)進(jìn)模的裝配工藝及裝配要點(diǎn) -
PAGE
4
-第一章多工位級(jí)進(jìn)模的裝配工藝及裝配要點(diǎn)教學(xué)項(xiàng)目四多工位級(jí)進(jìn)模的裝配、調(diào)試1.項(xiàng)目目標(biāo)提高多工位級(jí)進(jìn)模的裝配和調(diào)試綜合能力。2.項(xiàng)目?jī)?nèi)容2.1能進(jìn)行多工位級(jí)進(jìn)模的裝配2.2能熟練操作沖壓設(shè)備2.3能進(jìn)行多工位級(jí)進(jìn)模的調(diào)試工作3.項(xiàng)目要求3.1能識(shí)讀多工位級(jí)進(jìn)模的裝配圖及相關(guān)工藝文件,能制訂多工位級(jí)進(jìn)模的裝配工藝,并能按裝配工藝進(jìn)行正確裝配作業(yè)3.2能熟練操作沖壓設(shè)備,正確安裝模具,并調(diào)整沖壓行程3.3能進(jìn)行多工位級(jí)進(jìn)模的調(diào)試,并能分析常見質(zhì)量問(wèn)題第一章多工位級(jí)進(jìn)模的裝配工藝及裝配要點(diǎn)第一節(jié)多工位級(jí)進(jìn)模具結(jié)構(gòu)要點(diǎn)一、級(jí)進(jìn)模具有以下優(yōu)點(diǎn)1)級(jí)進(jìn)模是多工序沖模,在一副模具內(nèi),可以包括沖裁、彎曲、成形和拉深等多種多道工序,具有比復(fù)合模更高的勞動(dòng)生產(chǎn)率,也能生產(chǎn)相當(dāng)復(fù)雜的沖壓件;2)級(jí)進(jìn)模操作安全,因?yàn)槿耸植槐剡M(jìn)入危險(xiǎn)區(qū)域;3)級(jí)進(jìn)模設(shè)計(jì)時(shí),工序可以分散。不必集中在一個(gè)工位,不存在復(fù)合模中的“最小壁厚”問(wèn)題。因而模具強(qiáng)度相對(duì)較高,壽命較長(zhǎng)。4)級(jí)進(jìn)模易于自動(dòng)化,即容易實(shí)現(xiàn)自動(dòng)送料,自動(dòng)出件,自動(dòng)疊片;5)級(jí)進(jìn)模可以采用高速壓力機(jī)生產(chǎn),因?yàn)楣ぜ蛷U料可以直接往下漏;6)使用級(jí)進(jìn)??梢詼p少壓力機(jī),減少半成品的運(yùn)輸。車間面積和倉(cāng)庫(kù)面積可大大減小。級(jí)進(jìn)模的缺點(diǎn)是結(jié)構(gòu)復(fù)雜,制造精度高,周期長(zhǎng),成本高。因?yàn)榧?jí)進(jìn)模是將工件的內(nèi)、外形逐次沖出的,每次沖壓都有定位誤差,較難穩(wěn)定保持工件內(nèi)、外形相對(duì)位置的一次性。但精度高的零件,并非全部輪廓的所有內(nèi)、外形相對(duì)位置要求都高,可以在沖內(nèi)形的同一工位上,把相對(duì)位置要求高的這部分輪廓同時(shí)沖出,從而保證零件的精度要求。二、沖壓工序順序安排的原則
1)對(duì)于純沖裁級(jí)進(jìn)模,原則上先沖孔,隨后再?zèng)_切外形余料,最后再?gòu)臈l料上沖下完整的工件。應(yīng)保持條料載體的足夠強(qiáng)度,能在沖壓時(shí)準(zhǔn)確無(wú)誤送進(jìn)。2)對(duì)于沖裁彎曲級(jí)進(jìn)模,應(yīng)先沖切掉孔和彎曲部分的外形余料,再進(jìn)行彎曲,最后再?zèng)_靠近彎邊的孔和側(cè)面有孔位精度要求的側(cè)壁孔。最后分離沖下零件。3)對(duì)于沖裁拉深級(jí)進(jìn)模,先安排切口工序,再進(jìn)行拉深,最后從條料上沖下工件。4)對(duì)于帶有拉深、彎曲加工的沖壓工件,先拉深,再?zèng)_切周邊的余料,隨后進(jìn)行彎曲加]5)對(duì)于帶有壓印的沖壓工件,為了便于金屬流動(dòng)和減少壓印力,壓印部位周邊余料要適當(dāng)切除,然岳再安排壓印。最后再精確沖切余料。若壓印部位上還有孔,原則上應(yīng)在壓印后再?zèng)_孔。?6)對(duì)于帶有壓印、彎曲的沖壓工件,原則上是先壓印,然后沖切余料,再進(jìn)行彎曲加工。三、排樣布局
1)排樣圖的繪制,可以先從平面展開圖開始,向右設(shè)計(jì)沖裁工位,向左設(shè)計(jì)成形工位.后根據(jù)實(shí)際情況逐步修正。2)考慮增加模具強(qiáng)度必須空工位。連續(xù)拉深次數(shù)較多時(shí),在首次拉深后加一備用空工在以便增加拉深次數(shù)。精度高、形狀復(fù)雜的工件應(yīng)少設(shè)置空工位。模具步距大于16mm時(shí),不多設(shè)置空工位。定距精度差的也不應(yīng)輕易增設(shè)空工位。3)決定工序件攜帶的方法。4)注意材料軋制方向。軋制方向不僅影響排樣的經(jīng)濟(jì)效果,也影響工件的性能。5)彎曲件的毛刺應(yīng)位于內(nèi)側(cè)。6)薄料采用導(dǎo)正銷,可不要側(cè)刃切邊。對(duì)于厚料或重的條料,為避免導(dǎo)正銷切斷,需要側(cè)刃切邊。7)根據(jù)工件的外形尺寸和生產(chǎn)規(guī)模確定一次成形1件、2件或4件,或更多件。8)沖壓過(guò)程中不允許有零星碎料殘留在模具表面。9)考慮在殘料上沖壓其它工件的可能性。第二節(jié)、多工位級(jí)進(jìn)模的裝配工藝、裝配要點(diǎn)一、模具裝配基本要求沖模的裝配是沖模制造中的關(guān)鍵工序。沖模裝配質(zhì)量直接影響到制件的質(zhì)量、沖模的技術(shù)狀態(tài)和使用壽命。1、沖模外觀和安裝尺寸要求①?zèng)_模外露部分銳角應(yīng)倒鈍,安裝面應(yīng)光滑平整,螺釘、銷釘頭部不能高出安裝基面,并無(wú)明顯毛刺及擊傷痕跡。②模具的閉合高度、安裝于壓力機(jī)上的各配合部位尺寸,應(yīng)符合選用的設(shè)備規(guī)格。③裝配后沖模應(yīng)刻有模具編號(hào)和產(chǎn)品零件圖號(hào)。大、中型沖模,應(yīng)設(shè)有起吊孔。2、沖??傮w裝配精度要求①?zèng)_模
溫馨提示
- 1. 本站所有資源如無(wú)特殊說(shuō)明,都需要本地電腦安裝OFFICE2007和PDF閱讀器。圖紙軟件為CAD,CAXA,PROE,UG,SolidWorks等.壓縮文件請(qǐng)下載最新的WinRAR軟件解壓。
- 2. 本站的文檔不包含任何第三方提供的附件圖紙等,如果需要附件,請(qǐng)聯(lián)系上傳者。文件的所有權(quán)益歸上傳用戶所有。
- 3. 本站RAR壓縮包中若帶圖紙,網(wǎng)頁(yè)內(nèi)容里面會(huì)有圖紙預(yù)覽,若沒有圖紙預(yù)覽就沒有圖紙。
- 4. 未經(jīng)權(quán)益所有人同意不得將文件中的內(nèi)容挪作商業(yè)或盈利用途。
- 5. 人人文庫(kù)網(wǎng)僅提供信息存儲(chǔ)空間,僅對(duì)用戶上傳內(nèi)容的表現(xiàn)方式做保護(hù)處理,對(duì)用戶上傳分享的文檔內(nèi)容本身不做任何修改或編輯,并不能對(duì)任何下載內(nèi)容負(fù)責(zé)。
- 6. 下載文件中如有侵權(quán)或不適當(dāng)內(nèi)容,請(qǐng)與我們聯(lián)系,我們立即糾正。
- 7. 本站不保證下載資源的準(zhǔn)確性、安全性和完整性, 同時(shí)也不承擔(dān)用戶因使用這些下載資源對(duì)自己和他人造成任何形式的傷害或損失。
最新文檔
- 2026年叉車貨叉調(diào)整與使用試題含答案
- 九年級(jí)政治《活動(dòng)題考試方向與答題技巧》教學(xué)設(shè)計(jì)
- 2025 小學(xué)四年級(jí)思想品德上冊(cè)環(huán)保主題班會(huì)設(shè)計(jì)課件
- 遼寧中部城市群經(jīng)濟(jì)區(qū)發(fā)展總體規(guī)劃介紹模板
- 達(dá)州市集體林權(quán)制度改革實(shí)施方案發(fā)展與協(xié)調(diào)
- 2026年劇本殺運(yùn)營(yíng)公司應(yīng)收賬款管理制度
- 2026年劇本殺運(yùn)營(yíng)公司特殊需求顧客服務(wù)規(guī)范管理制度
- 2026年環(huán)??萍伎沙掷m(xù)創(chuàng)新報(bào)告
- 貴州省銅仁市2025-2026學(xué)年八年級(jí)上學(xué)期1月期末質(zhì)量監(jiān)測(cè)道德與法治試題(含答案)
- 2025年家居行業(yè)智能家居創(chuàng)新報(bào)告
- 2026廣東省環(huán)境科學(xué)研究院招聘專業(yè)技術(shù)人員16人筆試參考題庫(kù)及答案解析
- 邊坡支護(hù)安全監(jiān)理實(shí)施細(xì)則范文(3篇)
- 6.1.3化學(xué)反應(yīng)速率與反應(yīng)限度(第3課時(shí) 化學(xué)反應(yīng)的限度) 課件 高中化學(xué)新蘇教版必修第二冊(cè)(2022-2023學(xué)年)
- 北京市西城區(qū)第8中學(xué)2026屆生物高二上期末學(xué)業(yè)質(zhì)量監(jiān)測(cè)模擬試題含解析
- 2026年遼寧輕工職業(yè)學(xué)院?jiǎn)握芯C合素質(zhì)考試參考題庫(kù)帶答案解析
- 2026屆北京市清華大學(xué)附中數(shù)學(xué)高二上期末調(diào)研模擬試題含解析
- 醫(yī)院實(shí)習(xí)生安全培訓(xùn)課課件
- 四川省成都市武侯區(qū)西川中學(xué)2024-2025學(xué)年八上期末數(shù)學(xué)試卷(解析版)
- 2026年《必背60題》抖音本地生活BD經(jīng)理高頻面試題包含詳細(xì)解答
- 《成人患者醫(yī)用粘膠相關(guān)性皮膚損傷的預(yù)防及護(hù)理》團(tuán)體標(biāo)準(zhǔn)解讀2026
- 2025年人保保險(xiǎn)業(yè)車險(xiǎn)查勘定損人員崗位技能考試題及答案
評(píng)論
0/150
提交評(píng)論