drill pump 钻机泵 ; 钻井泵 ; 钻探用泵
jet-pump pellet impact drill bit 霰弹钻井钻头
drill pipe pump down plug 钻杆内泵送塞
combined characteristics of turbo-drill-pump 涡轮
drill pump liner 钻井泵缸
drill pump valve 钻井泵泵阀
drill pump valves 钻井泵泵阀
drill pump liners 钻井泵缸套
drill pump piston 钻井泵活塞
The company will pump warm water down the drill pipe connected to the device to prevent crystals from forming.
该公司将顺着钻油管抽入温水以防止形成结块。
The guide rule and general plan to design a laboratorial test stand for drill pump valves are expounded, and the regulation and calculation of the system pressure of the stand are discussed.
系统地阐述了钻井泵泵阀试验台的设计指导思想和设计方案的确定依据，并介绍了试验台系统压力的调节方法和计算公式。
Test shows that the service life of the drill pump valve and liner after carburizing and vanadiumizing are greatly extended.
试验表明，钻井泵泵阀和缸套经增碳-钒化处理后其使用寿命显著延长。
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