handbrake lever是什么意思

用法例句

The usage and hidden trouble of hand brake of locomotive if introduced,an automatic protective set is added to limit locomotive moving on braking state.

介绍了机车手制动机的作用及机车运行时手制动机处于制动状态的危害。

Described are the main structure,technical parameters,test and application directions of the NSW type hand brakes.

介绍了 NSW型手制动机的主要结构、技术参数、试验情况和使用说明等。