1) half ball valve
半球形阀
2) globe valve
球阀，球形阀
3) spherical butterfly valve
球形蝶阀
5) V-ball valve
V形球阀
1.
V-ball valve is the first valve design of the regulator, after a very long time usage, the manufacture technology is already matured.
V形球阀作为最早设计出的调节性阀门,经过了很长时间的使用,制造的技术已经成熟。
6) O-type ball valve
O形球阀
1.
By comparison and analysis of O-type ball valve and direct single seat quick opening valve,the new concept of using direct single seat quick opening valve in substitution of O-type ball valve is given;on the other hand,the calculation and choice of model of direct single seat quick opening valve are elaborated.
通过对O形球阀与直通单座快开阀特点的对比分析,提出了选用直通单座快开阀来取代O形球阀的新概念,同时对直通单座快开阀的计算选型方法作了详尽的说明。
补充资料：半球
半球
指*大脑半球或小脑半球。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条