Anh
variable autotransformer
variac
variocoupler
Đức
Stelltransformator
Variokoppler
Pháp
transformateur de couplage variable
variable autotransformer,variac,variocoupler /SCIENCE,ENG-MECHANICAL,ENG-ELECTRICAL/
[DE] Stelltransformator; Variokoppler
[EN] variable autotransformer; variac; variocoupler
[FR] transformateur de couplage variable