给矿机 meaning in Chinese

ore feeder
rock feeder

Because it was trouble to control the heavy apron type feeder ' s rotate speed , the paper put forward a new method to achieve control the hydraulic motor speed efficiency by control electro motor rotate speed in transducer to control the hydraulic liquid flux of varable delivery pump
摘要文章针对重型板式给矿机速度控制困难，提出了用变频器控制电机转速来控制变量泵液压油流量，以实现对液压马达速度的调节方法。