Trial grinding of coal types constitutes a relatively reliable method for the selection of fan mills and the design of coal pulverizing systems.

采用煤种的试磨方法是风扇磨选型和制粉系统设计较为可靠的方法。

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Vibation mills, with a low energy consumption and a high grinding efficiency, can be used to prepare high concentration coal pulp.

振动磨机可成功地用于磨制高浓度水煤浆，能耗低，效率高。

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Vibation mills, with a low energy consumption and a high grinding efficiency, can be used to prepare high concentration coal pulp.

振动磨机可成功地用于磨制高浓度水煤浆，能耗低，效率高。

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