Việt
acquy dự phòng
Anh
reserve battery
emergency battery
Đức
Reservebatterie
Pháp
batterie de réserve
Reservebatterie /SCIENCE,ENG-ELECTRICAL/
[DE] Reservebatterie
[EN] emergency battery
[FR] batterie de réserve
Reservebatterie /ENG-ELECTRICAL/
Reservebatterie /f/KT_ĐIỆN/
[EN] reserve battery
[VI] acquy dự phòng