该闸瓦经装车试运行检验，其运行效果很好，已完全满足了铁路货车的提速要求。
The brake is tested by erecting railway freight train and testing circulation, its circulation result is very good, the request of railway freight train is full satisfied to lift speed.
实践证明，该电源运行稳定、可靠，实际使用效果很好。
Practices show such power supply is stable, reliable and has good effect during actual operation.
该系统操作简单、运行可靠，并具有很好的节电效果。
The system is easy to operate, reliable to run and has very good energy-saving effect.
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