介绍GZ M型钢轨辙叉打磨机的设计原理、功能特点和技术参数，并对其运用效益进行分析。
This is to introduce the design principle, function, feature and technical parameter of GZM frog grinder, and have an analysis on the benefits it may bring.
介绍GZ M型钢轨辙叉打磨机的设计原理、功能特点和技术参数，并对其运用效益进行分析。
This is to introduce the design principle, function, feature and technical parameter of GZM frog grinder, and have an analysis on the benefits it may bring.
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