Anh
vent
drainage port
Đức
Entlueftungsoeffnung
Drainageöffnung
Pháp
orifice de purge
orifice de purge /SCIENCE,ENG-MECHANICAL/
[DE] Entlueftungsoeffnung
[EN] vent
[FR] orifice de purge
orifice de purge /ENG-MECHANICAL/
[DE] Drainageöffnung
[EN] drainage port