Việt
van chân không
Anh
vacuum valve
under-pressure valve
inward vent valve
snift valve
Đức
Unterdruckventil
Pháp
valve de dépression
reniflard
Unterdruckventil /ENG-MECHANICAL/
[DE] Unterdruckventil
[EN] under-pressure valve
[FR] valve de dépression
[EN] inward vent valve; snift valve
[FR] reniflard
Unterdruckventil /nt/ÔTÔ/
[EN] vacuum valve
[VI] van chân không