... ElectricActuatedWedgeGateValves电动楔式闸阀 ElectricDoubleDiskParallelGateValves电动平行式双闸板闸板 EmergenyCut-offValves紧急切断阀 ...
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... Angle Stop valves 角式截止阀 Aspirating valves 吸（抽）气阀 电动平行式双闸板闸板 Auxiliary valves 辅助（副）阀 ...
基于3个网页-相关网页
... Pressure gain 压力增益 Electric Double Disk Parallel Gate Valves 电动平行式双闸板闸板 Lift Check Valves 升降式止回阀 ...
基于1个网页-相关网页
Electric c Double Disk Parallel Gate Valves 电动平行式双闸板闸板 Emergeny y Cut-off Valves 紧急切断阀 ..
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