例句與造句

1. Through the numerical calculation for improved soil layers , there is an economical and reasonable improved zone whose depth is a constant but whose width is decided by the controlling residual deformation of subway structure . and a empirical formula for the subway residual deformation is given which can consider the improvement depth and width
   通過(guò)對(duì)加固后的地基進(jìn)行多次有效應(yīng)力模擬，發(fā)現(xiàn)南京市地鐵地基合理的加固深度基本上保持不變，而合理的加固寬度則可由控制震后殘余變形來(lái)決定，并給出了計(jì)算加固后的地鐵隧道震后殘余位移經(jīng)驗(yàn)公式。
2. It's difficult to find improved zone in a sentence. 用improved zone造句挺難的