Việt
van trễ
Anh
delay valve
retarding valves
retarding valve
Đức
Verzögerungsventil
Verzögerungsventile
[EN] retarding valve
[VI] Van trễ (van hãm, van làm trì hoãn)
[EN] retarding valves
[VI] Van trễ
delay valve /cơ khí & công trình/
Verzögerungsventil /nt/CT_MÁY/
[EN] delay valve
[VI] van trễ