例句與造句

1. The contents include as follows : the influencing factors of the displacement ductility factor of the unbonded partially prestressed concrete frame structures , such as stirrup reinforcement characteristic value , nominal shear span ratio , axial compression ratio , the appearing order of plastic hinges and partial prestressing ralio ( ppr ) are discussed . the formula of displacement ductility factor of the unbonded partially prestressed concrete frame structures is suggested by regression analysis . with regard to the aseismic design and the request of ductility and energy dissipation , the restriction of the flat - beam / column sectional size and aseismic reinforced design are discussed
   本文主要包括以下內(nèi)容：討論了配箍特征值、名義剪跨比、軸壓比、塑性鉸出現(xiàn)順序、預(yù)應(yīng)力度等因素對(duì)無粘結(jié)部分預(yù)應(yīng)力混凝土框架位移延性系數(shù)的影響，回歸了考慮影響因素的位移延性系數(shù)計(jì)算公式；對(duì)無粘結(jié)部分預(yù)應(yīng)力混凝土扁梁框架結(jié)構(gòu)，闡述了抗震設(shè)計(jì)對(duì)扁梁、柱截面尺寸的要求與限制；對(duì)滿足延性和耗能要求的無粘結(jié)部分預(yù)應(yīng)力混凝土扁梁控制截面抗震配筋進(jìn)行了探討；通過對(duì)無粘結(jié)部分預(yù)應(yīng)力混凝土扁梁梁端的受力分析，改進(jìn)了以往扁梁梁端扭矩設(shè)計(jì)值計(jì)算公式。
2. It's difficult to find partial prestressing in a sentence. 用partial prestressing造句挺難的