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中文名称
英文名称
- 戴利检测器 Daly Detector
- 隔膜阀 Diaphragm Valve
- 圆盘式蒸汽疏水阀 Dise Steam Teap
- 正向作用式减压阀 Direct Accing Reduding Valve
- 直接作用式减压阀 Direct-acting Reducing Valve
- 薄膜式减压阀 Diaphragm Reducing Valve
- 双联弹簧式安全阀 Duplex Safety Valve
- 直接载荷式安全阀 Direct Loaded Safdty Valve
- 隔膜式止回阀 Diaphragm Type Check Valve
- 缓闭止回阀 Dashpot Check Valve
- 双偏心蝶阀 Double-eccentric Center Butterfly Valve