鉆井泵效率 的英文怎麼說

中文拼音 [zhēnjǐngbèngxiào]
鉆井泵效率 英文
pummechanical efficiency
  • : 鉆Ⅰ名詞1. (打眼用的工具) drill; auger 2. (指鉆石) diamond; jewel Ⅱ動詞(用尖物在另一物體上轉動) drill; bore
  • : Ⅰ名詞1 (從地面往下鑿成的能取水的深洞) well 2 (形狀像井的東西) sth in the shape of a well 3 (...
  • : 名詞(吸入和排出流體的機械) pump
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 率名詞(比值) rate; ratio; proportion
  • 效率 : productiveness; efficiency; productivity; workpiece ratio
  1. By adopting unique technique, we mount metal outside the special ceramic liner so that the ceramic liner for mud pump can take the advantages of special ceramics, including high hardness, good anti - wear ability and small coefficient of thermal expansion

    缸套是泥漿的主要易損件,由於工作條件十分惡劣,金屬缸套不耐腐蝕,使用壽命短,在地層復雜的條件下時,常因更換缸套而影響,此項工作勞動強度大。
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