manual valve
短语词组
- Manual butterfly valve 进口手动蝶阀;手动蝶阀
- manual stop valve 手动止动阀;手动截止阀
- manual globe valve 手动截止阀
- manual load valve 手动装载阀
- manual shift valve 手动换档阀
- manual operating valve 手动操作阀
- manual directional valve 手助换向阀
- Manual brake valve 手制动阀
- manual tune valve 手动下降阀 返回 manual valve