“ultra-precision machining”的概念、定义、翻译、参考文献-科学参考

单词	ultra-precision machining
释义	ultra-precision machining Encyclopedia 工学数字化制造释 ultra-precision machining超精密加工加工尺寸精度达到10纳米，表面粗糙度1纳米，加工的最小尺寸可达1微米的加工工艺。工学超精密加工释 ultra-precision machining超精密加工加工零件的尺寸或形状精度优于100纳米，表面粗糙度Ra小于20纳米的加工技术。
随便看	Liu Jiarui Liu Jiashu Liujiawa Liujiaxia Hydropower Station Liujiaxia Shuidianzhan Liu Jidian Liu Jie Liu Jin Liu Jinan Liu Jingliang Liu Jingting Liu Jingting's Biography Liu Jingyuan Liu Jintang Liu Jiongtian Liu Jiping Liu Jishan Liu Ji's Temple and Tomb Liu Jitang Liu Jiyou Liu Jizhen Liu Jizhou Liu Jiɑnhɑnɡ Liu Juanzi Guiyi Fang Liu Juanzi's Remedies Bequeathed by Ghosts

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