Việt
tầng lựa chọn
tầng chuyển mạch
Anh
selection stage
switching stage
Đức
Wahlstufe
Auswahlstufe
Pháp
étage de sélection
Auswahlstufe,Wahlstufe /ENG-ELECTRICAL/
[DE] Auswahlstufe; Wahlstufe
[EN] selection stage
[FR] étage de sélection
Wahlstufe /f/V_THÔNG/
[EN] selection stage, switching stage
[VI] tầng lựa chọn, tầng chuyển mạch