atmospheric valve
短语词组
- atmospheric dump valve 大气排放阀
- atmospheric relief valve 大气安全阀;大气泄放阀;向空泄放阀;对空排汽门
- atmospheric exhaust valve 排空阀
- atmospheric rilief valve [机]大气释放阀
- dump steam atmospheric valve 向空排汽阀
- hydraulic valve atmospheric spring 液阀弹簧 返回 atmospheric valve