例句與造句

1. The mechanic character , destroying pattern , the ductile and dissipation energy capacity of this composite structure under the earthquake have been clarified . the stiffness degradation , natural frequency , damping ratio of this structural system with the development of intensity of earthquake have also been investigated . with consideration of the top displacement , drift of story and micro - strain of longitude steel bars , the equivalent shell wall method has been presented in order to simplify the design of such type structure
   通過試驗，掌握了該結(jié)構(gòu)體系在水平地震荷載作用下的受力特點、變形與耗能性能、結(jié)構(gòu)的破壞形態(tài)等力學(xué)指標(biāo)：得到了結(jié)構(gòu)在不同地震烈度條件下的剛度變化、自振頻率、阻尼比等動力特性；綜合結(jié)構(gòu)的頂點位移、層間轉(zhuǎn)角以及鋼筋的微應(yīng)變，提出了適合于該結(jié)構(gòu)體系簡化設(shè)計的“等效剪力墻法” 。
2. It's difficult to find shell wall in a sentence. 用shell wall造句挺難的