Chinese translation for "pressure balanced drilling bumpersub"

压力平衡式钻井震击器

Similar Words：

"pressure balance gallery" Chinese translation, "pressure balance water pipe" Chinese translation, "pressure balance work over rig" Chinese translation, "pressure balanced" Chinese translation, "pressure balanced bearing seal" Chinese translation, "pressure balanced expansion" Chinese translation, "pressure balanced switching valve" Chinese translation, "pressure balancing" Chinese translation, "pressure balancing device" Chinese translation, "pressure balancing valve" Chinese translation