例句與造句

1. By using the mathematical model for lfg pressure distribution under a vertical extraction well , method of optimum design of landfill gas collection system with vertical extraction wells was discussed in this paper , including the determination of lfg extraction flow , radius of influence of extraction well , and the buried depth of the well
   本文利用豎井抽氣條件下填埋代壓力分布模型，分析討論了抽代系統(tǒng)各參數(shù)對(duì)對(duì)抽氣效果的影響，提出了垃圾填埋場填埋氣豎井收集系統(tǒng)的抽氣量、抽氣井影響半徑、抽氣井埋深的優(yōu)化設(shè)計(jì)方法，可為填氣污染控制與回收利用系統(tǒng)的規(guī)劃設(shè)計(jì)及運(yùn)行管理提供技術(shù)支持。
2. It's difficult to find extraction well in a sentence. 用extraction well造句挺難的