例句與造句

1. Using fem ( finite element method ) , the paper makes mechanical analyses on bench cut method and side heading method , it also makes mechanical analyses on some auxiliary construction methods , such as big pipe - roof protection , horizontal roll - spraying , big and small angle pipe - roof protection and surface grouting
   論文采用有限元的分析方法，主要對(duì)臺(tái)階法、側(cè)壁導(dǎo)坑法進(jìn)行了力學(xué)分析，也選擇了大管棚法、水平旋噴法、大小外插角管棚法和地表注漿加固四種輔助工法進(jìn)行力學(xué)分析。
2. It's difficult to find surface grouting in a sentence. 用surface grouting造句挺難的