例句與造句

1. From this paper ' s study , it had been identified that the pushover analysis method was reliable in scope below : ( a ) low - middle rise , regular , the first model deformable structures , ( b ) short - period structures , ( c ) middle - rise non - symmetric frame structures , ( d ) middle - rise vertical - irregular frame structures , ( e ) middle - rise base - isolated structures , etc . it had also been identified that the time history analysis method could be replaced by the pushover analysis method when the pushover analysis method was reliable
   通過(guò)本文的研究，證明了pushover法在如下結(jié)構(gòu)中的應(yīng)用具有足夠的準(zhǔn)確性：中低層、規(guī)則、以第一振型為主要變形特征的結(jié)構(gòu)，短周期結(jié)構(gòu)，多層不對(duì)稱框架結(jié)構(gòu)，多層豎向不規(guī)則框架結(jié)構(gòu)，多層基礎(chǔ)隔震結(jié)構(gòu)。同時(shí)證明了在pushover法的適用范圍內(nèi)，可以應(yīng)用簡(jiǎn)單的pushover法代替復(fù)雜的非線性動(dòng)力時(shí)程分析法對(duì)結(jié)構(gòu)進(jìn)行抗震性能評(píng)估。
2. It's difficult to find symmetric frame in a sentence. 用symmetric frame造句挺難的