chuck work grinding machine 卡盘磨床

precision chuck work grinding machine 精密卡盘磨床

taper-work grinding 锥形工件磨削

taper work grinding 锥形工件磨削

grinding work 磨削加工 ; 磨工活

work roll grinding machine 工作辊磨床

work-rotation grinding 工件旋转式磨削

grinding work index 粉磨功指数

the grinding work index 粉磨功指数

Bond grinding work index 邦德磨矿功指数