研磨操作手法 Scouring Maneuver
家用非手工操作研磨机 Mills for household purposes ; household non-manually operated grinders
家用手工操作研磨机 home manual grinder
机械师设置和操作各种机床，切割或研磨金属，塑料或其他材料来制作或修改精确尺寸的零件或产品。
Machinists set up and operate a variety of machine tools to cut or grind metal, plastic or other materials to make or modify parts or products with precise dimensions.
边角料：在抛光研磨的操作中，从毛胚件上被去除的多余钢材。
RIB STOCK : Extra steel left on green product to be ground during the finish grind operation.
锥形阀塞经过精密研磨，采用硬化高合金材料或一种镀层不锈钢，确保紧密密封和操作容易。
The tapered plug is precision ground from hardened high alloy material or an overlaid stainless to assure a tight seal and easy operation.
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