chain brake meaning in English

链韧闸，链煞车。

Portable chain - saws - chain brake performance
手提式链锯.链制动器性能
Chain saws - methods of evaluating chain brake performance
链锯.第5部分:链条制动性能的评估方法
Chain - saws - chain brake performance
油锯锯链制动器性能
Forestry machinery - portable chainsaws - non - manually actuated chain brake performance
林业机械.便携式链锯.非手动链锯的制动性能
Forestry machinery - portable chain - saws - non - manually actuated chain brake performance
林业机械.便携式链锯.非手动链制动器的性能