Hydraulic oil pumping units
液压抽油机
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Hydraulic Pumping Units
液压抽油机
aircraft hydraulic oil
航空液压油
anlwear hydraulic oil
抗磨液压油
drilling machine hydraulic oil
钻机液压油
hydraulic oil
液力采油
水压机油
液压用油
传动油
液压汕
液压填塞器
液压油
抗磨剂
污染
工淄
Hydraulic oil cooler
液压油散热器
液压油冷却器
hydraulic oil jar
油压震击器
hydraulic oil saver
液压油回收器
hydraulic pumping unit
水力活塞泵装置
液压抽油机
low - temperature hydraulic oil
低温液压油
movable hydraulic pumping station
移动式液压泵站
oil hydraulic drive
油压驱动
Oil Hydraulic Press
油压机
Oil hydraulic Shovel
液压挖掘机
Bottom Oil Pumping System
抽槽车底油
Oil Pumping
抽油
泵油
捞油
上油
Oil Pumping System
抽油系统
Oil Pumping Unit
抽油泵
抽油机
Oil Pumping Well
抽油井
pumping oil and gas accumulation
泵吸油气成藏
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