oil drilling pump的用法和樣例：
例句
- This article proposed one kind of drilling pump that the piston is driven by the ball bearing spiral mechanism.
本文提出的一種鉆井泵是由滾珠螺旋機構來(lái)驅動(dòng)活塞進(jìn)而驅動(dòng)泥漿的往復泵。 - The method noted above has significance for guiding hydraulics and pump working condition design in hydraulic orientation.
該方法對于水力定向時(shí)的水力參數設計及鉆井泵工況選擇具有指導意義。
