Fine powder exits with the air flow, those coarse powder which is near the tooth shaped plate can not exit due to block of the blocking bar until they are ground into fine powders.
细粉随气流排出，贴近齿板的粗粒料因挡板的阻碍不能排除被继续粉碎直至呈粉料随风排出。
Fine powder exits with the air flow, those coarse powder which is near the tooth shaped plate can not exit due to block of the blocking bar until they are ground into fine powders.
细粉随气流排出，贴近齿板的粗粒料因挡板的阻碍不能排除被继续粉碎直至呈粉料随风排出。
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