1AB半橋接法halfbridge變截面梁beamofvariablecrosssection變形協(xié)調(diào)方程compatibilityC材料力學(xué)mechanicsofmaterialsD等強(qiáng)度梁beamofconstantstrength斷面收縮率percentagered2E二向應(yīng)力狀態(tài)stateofbiaxialstressF復(fù)雜應(yīng)力狀態(tài)stateoftriaxialsG功的互等定理reciprocal-慣性半徑radiusofgyrationofanarea慣性積productofinertia慣性矩，截面二次軸距momentofinertiaHJ畸變能密度distortional極慣性矩，截面二次極矩polarmomentofinertia剪力方程equationofshearforce3截面法methodofsections截面幾何性質(zhì)geometricalpropertiesofanarea截面核心coreofsection靜不定次，超靜定次數(shù)degreeofastaticallyindeterminateproblem靜不定問(wèn)題，超靜定問(wèn)題staticallyindeterminatep靜定問(wèn)題staticallydeterminateK開(kāi)口薄壁桿barofthin-walledopencrosssection抗拉強(qiáng)度ultimatestressi抗扭截面系數(shù)sectionmodulusi抗扭強(qiáng)度ultimatestressin抗彎截面系數(shù)sectionmodulusinL理想彈塑性假設(shè)elastic-perfectlyplastic連續(xù)條件continuitycoM莫爾強(qiáng)度理論MohrtheoryoffailureN撓曲軸方程equationofdeflectioncurve撓曲軸近似微分方程approximatelydifferentialequationofthedeflectioncurve4扭轉(zhuǎn)極限應(yīng)力ultimatestressi扭轉(zhuǎn)角angeloftwist扭轉(zhuǎn)屈服強(qiáng)度yieldingstressOP平面應(yīng)力狀態(tài)stateofplanestress平行移軸定理parallelaxis平面假設(shè)planecross-sectionasQ強(qiáng)度理論theoryofstrength切應(yīng)力互等定理theoremofconjugateshearingstressRS三向應(yīng)力狀態(tài)stateoftriaxialstress三軸直角應(yīng)變花three-elementrectangular三軸等角應(yīng)變花three-elementdeltar5實(shí)驗(yàn)應(yīng)力分析experimentalsT彈性模量modulusofelasticity體積改變能密度densityofenergyofvolumechangeW彎矩方程equationofbendingmoment彎曲正應(yīng)力normalstressi位移互等定理reciprocal-displacementtheX許用應(yīng)力法allowablestr許用荷載法allowableloa6Y應(yīng)力集中stressconcen應(yīng)力集中因數(shù)stressconcentration應(yīng)力－應(yīng)變圖stress-strainZ軸shaft主應(yīng)力跡線principalstress主慣性矩principalmomentofinertia主形心慣性矩principalcentroidalmomentsofinertia主形心軸principalcentr轉(zhuǎn)角angelofrotation轉(zhuǎn)軸公式transforma