短语词组短语Prototype Workpiece 样件master workpiece 仿形样板workpiece holder [机]工件夹具;工件夹具英语tapered workpiece 锥形工件workpiece centre 工件中心Workpiece Modeling 工件建模workpiece cooler 工件冷却器Workpiece Side 工件侧Workpiece thickness 加工件厚度 返回 workpiece