Vacuum valve
Vacuum valve may refer to:
- Trickle valve, a type of airlock
- Vacuum breaker, an anti-siphon valve
- Vacuum delay valve, an automobile component
- Vacuum tube, an electron tube or thermionic valve
| 单词 | Vacuum valve |
| 释义 |
Vacuum valve
英语百科
Vacuum valveVacuum valve may refer to:
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