handbrake valve

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。

This text will carry out research into the methods of improving the teaching effect of computer course on the basis of activating student s learning interest and enhancing the manual fabrication ability.

从激发学生学习兴趣及提高学生动手制作能力两个方面,探讨了提高计算机类课程课堂教学效果的方法,对于职业院校理论课堂和实训课堂教学提供参考和借鉴。