... 明杆式闸阀 rising stem gate valve 明装式 Exposed 表示明杆式闸阀 RRXP ...
基于122个网页-相关网页
non-rising-stem gate valve 暗杆闸阀
non-rising stem wedge gate valve 暗杆楔式闸阀
rising stem type gate valve 明杆闸阀
rising stem wedge gate valve 暗杆楔式闸阀
non-rising stem type gate valve 暗杆闸阀
·2,447,543篇论文数据，部分数据来源于NoteExpress
The invention relates to a knife-shaped gate valve, in particular to a rising stem knife-shaped gate valve.
本发明涉及一种刀型闸阀，尤其涉及一种明杆刀型闸阀。
youdao
应用推荐
模块上移
模块下移
不移动