long stroke pumping unit
短語詞組
- new -style and long-stroke pumping unit 新型抽油機(jī)
- fan -shaped horsehead long-stroke pumping unit 扇形驢頭長沖程抽油機(jī)
- type long stroke pumping unit 鏈?zhǔn)介L沖程抽油機(jī)
- chain -type long stroke pumping unit 鏈?zhǔn)介L沖程抽油機(jī)
- long -stroke chain pumping unit 長沖程鏈條抽油機(jī) 返回 long stroke pumping unit