?双座停止阀

... double-seat plunger valve 双座柱塞阀 double-seat double-vote system 双议席双票”制 double seat stop valve 双座停止阀 ; 双阀座截止阀 ; 双阀座为止阀 ...

?双阀座截止阀

摘要: 双阀座截止阀(double seat stop valve) 是阀芯上下两端各与一阀座配合，可控制两个通路通断的截止阀。小型活塞式制冷压缩机的进排气 [阅读全文]

?双座截止阀

... 双座停止阀 double seat stop valve 双座截止阀 doubleseat stop valve ; seat stop valve 双座平衡阀 double seat balanced valve ...

?双阀座为止阀

... double-seat plunger valve 双座柱塞阀 double-seat double-vote system 双议席双票”制 double seat stop valve 双座停止阀 ; 双阀座截止阀 ; 双阀座为止阀 ...