English translation for "预作用阀"
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- preaction valve
- Similar Words：
- "预钻孔深（攻螺纹用）" English translation, "预做准备, 未雨绸缪" English translation, "预作" English translation, "预作保留" English translation, "预作业室" English translation, "预作用灭火系统" English translation, "预作用喷水灭火系统" English translation, "预萃然预浸提" English translation, "预啁啾" English translation, "预湮灭发射" English translation
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