Việt
puli vi sai
palăng vi sai
Anh
differential chain block
differential pulley
Đức
Differentialflaschenzug
Differentialflaschenzug /m/CƠ/
[EN] differential pulley, differential chain block
[VI] puli vi sai, palăng vi sai
differential chain block, differential pulley /vật lý/