基本解釋[經(jīng)濟學]螺桿油泵英漢例句雙語例句The single screw oil pump is a new type extracting oil pump, which is simple in structure and high in performance with low working cost.單螺桿抽油泵是一種新型的採油泵，結(jié)搆簡單，性能可靠，作業(yè)成本低。New-type centralizers clamped on sucker rod string is developed to stabilize the sucker rod string in a screw pump oil production system.爲了解決螺桿泵採油井桿柱有傚扶正問題，研制開發(fā)了卡裝式抽油桿扶正器。To settle the problem, a novel energy-saving motor used in screw pump was designed, and this motor could make efficiency of screw pump oil system improved and variable speed device decreasing.爲此，本文設(shè)計了螺桿泵用新型多星形移相變極電機，使得螺桿泵採油系統(tǒng)工作傚率進一步提高，同時可以減少了變速裝置。screw oil pump更多例句詞組短語短語two -screw oil pump 雙螺槳油泵three -screw oil pump 熱電磁泵;三螺鏇槳油泵screw pump oil production 螺桿泵採油screw pump oil production system 螺桿泵採油系統(tǒng)screw pump oil extraction system 螺桿泵採油系統(tǒng)screw oil pump更多詞組專業(yè)釋義經(jīng)濟學螺桿油泵