valve cup grab 阀座打捞器
valve cup ring 阀座环
valve-spring cup 气门弹簧座
valve spring cup 阀簧座
valve push rod cup 气门推杆球形上端
hydraulic relay valve piston cup 液压继动阀活塞皮碗
conical cup valve 锥形杯突冲极限值
Needle valve type grease cup 针阀式注油杯
Wash cup and valve before first use and immediately after each use. Before first use, pinch valve at stem to activate.
请于首次使用前及每次使用后清洗杯子及阀门。
When the water level of condensate in the drain sump drops, the cup to shut the admission pipe falls down, the passage for steam to enter into the valve body is opened.
由于通往阀腔的进汽管被密封，凝结水从集水仓流经进水管进入阀腔，倒吊桶下沉，打开排水阀嘴，周期性的开始排水。
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