介绍了MZ 204全自动内圆磨床的改造方案，主要阐明电气改造工作原理及意义。
By introducing the MZ204 completely automatic internal grinder transformation plan, the electrical transformation principle and the significance were elaborated mainly.
介绍了MZ 204全自动内圆磨床的改造方案，主要阐明电气改造工作原理及意义。
By introducing the MZ204 completely automatic internal grinder transformation plan, the electrical transformation principle and the significance were elaborated mainly.
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