《ISO 7119-1981 Continuous mechanical handling equipment for loose bulk materials Screw conveyors Design rules for drive power《松散物料连续搬运设备 螺旋输送机 驱动功率设计规则》.pdf》由会员分享,可在线阅读,更多相关《ISO 7119-1981 Continuous mechanical handling equipment for loose bulk materials Screw ...