Việt
trục căng
Anh
tensioning roller
idler
Đức
Spannrolle
Spannwalze
Pháp
rouleau de tension
rouleau tendeur
idler,tensioning roller /TECH,ENG-MECHANICAL/
[DE] Spannrolle; Spannwalze
[EN] idler; tensioning roller
[FR] rouleau de tension; rouleau tendeur