基本解釋[教育學(xué)]長沖程抽油機英漢例句雙語例句The favourable conditions for developing the drum type long stroke pumping unit are expounded.論述了發(fā)展?jié)L筒式長沖程抽油機的有利條件。The crank-chain driving and long stroke pumping unit described in this papes is a new type of pumping unit.曲柄鏈條動滑輪式長沖程抽油機是一種新型抽油機。The cylinder chain lower super long stroke pumping unit is a kind of up to date and high efficiency equipment.圓柱鏈低矮式超長沖程抽油機是一種新型高效有桿采油設(shè)備。long stroke pumping unit更多例句詞組短語短語new -style and long-stroke pumping unit 新型抽油機fan -shaped horsehead long-stroke pumping unit 扇形驢頭長沖程抽油機type long stroke pumping unit 鏈?zhǔn)介L沖程抽油機chain -type long stroke pumping unit 鏈?zhǔn)介L沖程抽油機long -stroke chain pumping unit 長沖程鏈條抽油機long stroke pumping unit更多詞組專業(yè)釋義教育學(xué)長沖程抽油機