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JZ-7造句

造句1.06W

1、The mounted location of high-pressure safty valve and the connecting position of the control air pipe of air pressure relay of JZ-7 brake system are analysed.

JZ-7造句

2、介绍了新型电控大闸采用JZ-7机车制动机,通过微处理器和步进电机实现控制。

标签:造句 jz