A wrecking car of local traffic police arrived later tried to pull out the truck through steel wire rope.
交警部门的救援车停在货车后面,两辆车由两条钢丝绳连在一起。
It is proved in practice that the development of this testing device is successful. It solves a key technical problem in fault elimination of railway wrecking car.
经工程实践表明本实验装置的研制是成功的,解决了铁路救援机车故障排除中的一个关键技术问题。
This article introduces the performance testing device on the railway wrecking car WYZ-8A active control valve board, and explains the testing method of each performance test in details.
介绍了铁路救援机车WY Z - 8a型主控制阀板的性能测试装置,详细说明了各项性能测试的试验方法。
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