英语词汇rodless pump怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	rodless pump
释义	rodless pump 简明释义无杆泵网络释义短语 1 dual-acting rodless gas-actuated pump 双作用无杆气动泵 2 rodless botttom-hole pump 无杆泵 3 gas-activated rodless subsurface pump 气动井下无杆泵双语例句 1 Imersion oil electric pump unit is a kind of oil jack with rodless deep extraction, large discharge capacity and high lift. 潜油电泵机组是一种无杆深抽、排量大、扬程高的抽油设备。 2 The utility model belongs to an electromechanical product, in particular to a rodless driving mechanism for a reciprocating oil well pump. 本实用新型属于机电产品，特别涉及一种往复式抽油泵无杆驱动机构。
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