1、第一題圖1-1 加藥量與余濁的關(guān)系圖1-2 加藥量與總氮的關(guān)系圖1-3 加藥量與總磷T-P的關(guān)系 圖1-4 加藥量與COD的關(guān)系圖1-5 加藥量與濁度、總氮T-N、總磷T-P、COD去除率的變化關(guān)系第二題圖2-1 離心泵特性曲線第三題圖3-1 SA濃度與熒光強(qiáng)度的工作曲線將樣品一及二的熒光強(qiáng)度帶入方程式得水楊酸的濃度分別為1.746g.mL-1 1.792g.mL-1第四題三種函數(shù)對(duì)應(yīng)的各點(diǎn)如下表表4-1 對(duì)數(shù)函數(shù)、雙曲函數(shù)、冪函數(shù)的線性轉(zhuǎn)化礦樣點(diǎn)距離x含量c對(duì)數(shù)函數(shù)y=a+blgx雙曲函數(shù)(1/y)=a+(b/x)冪函數(shù)y=dxbx=lgxy=cx=1/xy=1/cx=lgxy=lgc121

2、06.42 0.3010 106.42 0.5000 0.009397 0.3010 2.0270 23108.20 0.4771 108.20 0.3333 0.009242 0.4771 2.0342 34109.58 0.6021 109.58 0.2500 0.009126 0.6021 2.0397 45109.50 0.6990 109.50 0.2000 0.009132 0.6990 2.0394 57110.00 0.8451 110.00 0.1429 0.009091 0.8451 2.0414 68109.93 0.9031 109.93 0.1250 0.009097

3、 0.9031 2.0411 710110.49 1.0000 110.49 0.1000 0.009051 1.0000 2.0433 811110.59 1.0414 110.59 0.0909 0.009042 1.0414 2.0437 914110.60 1.1461 110.60 0.0714 0.009042 1.1461 2.0438 1015110.90 1.1761 110.90 0.0667 0.009017 1.1761 2.0449 1116110.76 1.2041 110.76 0.0625 0.009029 1.2041 2.0444 1218110.00 1.

4、2553 110.00 0.0556 0.009091 1.2553 2.0414 1319111.20 1.2788 111.20 0.0526 0.008993 1.2788 2.0461 圖4-1 伴生金屬含量與距離的關(guān)系散點(diǎn)圖圖4-2 對(duì)數(shù)函數(shù)線性轉(zhuǎn)化圖4-3 冪函數(shù)線性轉(zhuǎn)化圖4-4 雙曲函數(shù)線性轉(zhuǎn)化由以上三種函數(shù)關(guān)系圖可得R最大的為雙曲函數(shù)。第五題表5-1數(shù)據(jù)分析x1x3x2*x3y0.50.31.053.810.41.842.51.50.84.43.9216.542.51.210.25.131.411.93.13.51.615.25.6回歸統(tǒng)計(jì)Multiple R0.835323R

5、 Square0.697765Adjusted R Square0.39553標(biāo)準(zhǔn)誤差0.832542觀測(cè)值7dfSSMSFSignificance F回歸分析50.5187910.103758234.8365.02572E-05殘差40.0017670.000442總計(jì)90.520558Coefficients標(biāo)準(zhǔn)誤差t StatP-valueLower 95%Upper 95%下限 95.0%上限 95.0%Intercept-1.7695 0.035543-49.78619.74E-07-1.868227244-1.67086132-1.86822724-1.67086132X Vari

6、able 10.0616 0.024192.545360.063618-0.0055900430.128736646-0.005590040.128736646X Variable 2-0.7076 0.087376-8.098860.001263-0.950245232-0.465053556-0.95024523-0.465053556X Variable 3-0.0351 0.001613-21.78342.63E-05-0.039625953-0.030666663-0.03962595-0.030666663X Variable 40.4536 0.0650646.970860.00

7、22270.2729072520.634202940.2729072520.63420294X Variable 5-0.0103 0.003285-3.122750.035432-0.019377172-0.001137505-0.01937717-0.001137505由上表可知，y=4.482229-6.01904X1+6.070207X3+0.78725X2X3方程的精度為0.697765第六題平均值： 平均偏差為： 相對(duì)平均偏差為： 標(biāo)準(zhǔn)偏差為： 相對(duì)標(biāo)準(zhǔn)偏差為： （2）已知銅的標(biāo)準(zhǔn)含量為27.20%。故：絕對(duì)誤差相對(duì)誤差第七題由題意可知：對(duì)反應(yīng)溫度使用0.618法 X1=340+0

8、.618*(420-340)=389.44X2=340+0.382*(420-340)=370.56 X3=389.44+0.618*(420-389.44)=408.33X4=389.44+0.382*(420-389.44)=401.11X5=389.44+0.618*(401.11-389.44)=396.65X6=389.44+0.382*(401.11-389.44)=393.90X7=396.65+0.618*(401.11-396.65)=399.41X8=396.65+0.382*(401.11-396.65)=398.35X9=399.41+0.618*(401.11-399

9、.41)=400.46X10=399.41+0.382*(401.11-399.41)=400.05(X5到X10可省略)第八題表8-1 實(shí)驗(yàn)正交表實(shí)驗(yàn)號(hào)列 號(hào)實(shí)驗(yàn)結(jié)果ABCD1甲253:3:16×61952甲302:1:27×72053乙253:3:17×72204乙302:1:26×62255丙252:1:26×62106丙303:3:17×72157丁252:1:27×71858丁303:3:16×6190由上表可知，最好的實(shí)驗(yàn)方案是：A（品種）為乙。B（氮肥量）為30kg。C(氮、磷、鉀肥比例）為2:1:2

10、。D（規(guī)格）為6×6第九題（1）表9-1 實(shí)驗(yàn)正交表列號(hào)因素指標(biāo)泥漿A混凝劑B加量C時(shí)間t沉降率t=1h實(shí)驗(yàn)151515025110359351205624525351552105586522016175355848531018295320379108151351181103501281205551382534014821055415822015716835572178310176188320370191015133201011033921101205452210253432310210548241022015125103556826103101702710320370T158642

11、8476515T2509463536501T3467671550546m165.1147.5652.8957.22m256.5651.4459.5655.67m351.8974.5661.1160.67R13.22278.225優(yōu)選方案A1B3C3t3（2）由上表可知各因素的主次順序依次為：混凝劑種類、泥漿濃度、加量、攪拌時(shí)間。最佳處理組合為：泥漿濃度5%，加量5mL，混凝劑是(CO2CHCONH2)n,攪拌時(shí)間5min。（3）圖9-1 水平影響趨勢(shì)圖簡(jiǎn)要分析：由水平影響趨勢(shì)圖可知，混凝劑種類對(duì)沉降率影響最大，是主要因素泥漿濃度次之，再次為加量，最次為攪拌時(shí)間。第十題通過(guò)一段時(shí)間的理論學(xué)習(xí)及實(shí)際做題，已基本掌握此門(mén)課的知識(shí)點(diǎn)。學(xué)會(huì)了如何運(yùn)用origin及excel作各種不同功能的