发布时间:2025-01-31 18:53:18
线切割快走丝割出来的光洁度跟中走丝差不多,那在机床上一定下了不小功夫,光洁度跟机床运丝,润滑系统有很大关系的;
1,运丝筒的精度一定要好;
2,导轮轴承精度一定要好;
3,润滑系统一定要好;
4,水嘴板排水一定要好;
请问厕所蹲便池换一个新的蹲便池 需要把周围的瓷砖都敲掉做防水么
2025-01-31 18:53:18用雕刻机如何铣出平面比如刚买的雕刻机将垫底塑胶铣出一个平面来
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