ball sealing
常见例句
- Equipped with softly and mechanically sealing ball valves.
装有柔性和刚性密封的球阀。 - In general, WILLIAMSONs trunnion ball valve features the front ball sealing design structure.
威廉姆森固定球阀一般采用球前阀座密封结构。 - Being impact in structure and extensive in common use. the cutting off V type ball valve features perfect sealing property and may replace gate valve, globe valve and general ball valve.
截断型V型球阀密封性能好，可取代闸阀、截止阀及普通球阀等多种阀门。 返回 ball sealing