系统地介绍了电磁调速电牵引采煤机计算机控制调速系统的构成和制动运行方式，并对电磁调速采煤机的特点进行分析。
Systematically introduce a mining machine draw by electricity and its speed governed by system and way of brake by computers in a mining machine whose speed is governed by electromagnetism.
您应该看到，如果然后制动机制和发动机也保持良好的运行状态。
You should see if then braking mechanism and the engine are also in good working condition.
介绍新桥硫铁矿矿井提升机液压制动系统运行过程中出现的故障，分析产生的原因并提出了处理方法。
The breakdown arised in run of hydraulic braking system of mine hoist in Xinqiao PyriteMine was presented, and the produced reasons were analyzed and the treated method was put forward.
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