valve assembly

常见例句

Products, equipped with grease, and valve assembly, whole sealing, dustproof, waterproof;
产品出厂时，装有润滑脂，与阀装配后，整体密封、防尘、防水；
The valve assembly herein discussed is mainly composed of valve, valve seat, piston, spring and pull rod.
防止清蜡热液渗入地层的新型井下阀装置主要由阀门、阀座、活塞、弹簧和连杆等组成。
The method and technology of virtual 3D assembly are discussed, and the method of the valve assembly CAD design and emulation concept-oriented design is pointed out in the paper.
探讨了面向概念设计的产品虚拟三维装配建模过程和三维建模方法，提出了面向概念设计阀门装配CAD设计与仿真的思想和方法。

But to protect against uncontrolled releases, or blowouts, a valve assembly must be lowered to the ocean floor.
FORBES: The delicate art of sucking up