Because coal for power generation varies widely and has high foreign substance content and low grindability, the life time of the rollers in medium speed pulverizer is shortened.
由于发电用煤种类多、杂质含量偏高，可磨性较差，造成中速磨煤机磨辊耐磨寿命缩短。
The pulverizer boasts the virtues of low rotational speed, big driving force, low noise, high efficiency, easy operation and so on.
其具备转速低，传动力大，噪音低，生产效率高，操作简单等优点。
The pulverizer boasts the virtues of low rotational speed, big driving force, low noise, high efficiency, easy operation and so on.
其具备转速低，传动力大，噪音低，生产效率高，操作简单等优点。
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