預抽真空泵 的英文怎麼說

中文拼音 [chōuzhēnkōngbèng]
預抽真空泵 英文
backing pump
  • : Ⅰ副詞(預先; 事先) in advance; beforehand Ⅱ動詞(參與) take part in
  • : 動詞1 (把夾在中間的東西拉出; 提取) take out (from in between) 2 (從全部里取出一部分; 騰出) ...
  • : Ⅰ形容詞(真實) true; genuine; real Ⅱ副詞1 (的確; 實在) really; truly; indeed 2 (清楚確實) cl...
  • : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
  • : 名詞(吸入和排出流體的機械) pump
  • 真空 : [物理學] vacuum; empty space; vacuo
  1. Based on the results of testing site, some problems of vacuum preloading was analyzed by plane strain finite element method. the relative stable seepage velocity field can be produced with the pumping time. the depth of negative pore - water pressure transferring increases with the pvds length

    最後,對聯合堆載壓的施工工藝進行了研究,提出了在聯合堆載壓的中期,出水量已相對較少,可適當減少開量,並可採用停結合的變能量法,在不影響加固效果的前提下,可以大大節省用電量。
分享友人