通风阀 meaning in English
blow valve
draft damper
draught damper
pressure vent valves
ventilation valve
ventilator valve
Examples
- Cpvvv choke pulldown vacuum vent valve
阻风门真空强制通风阀 - Vac . vv vacuum vent valve
真空通风阀 - Vvvac vent valve vacuum
通风阀真空 - Vvv vacuum vent valve
真空通风阀 - Bowl vent valve
球形通风阀