翻译如下:
.双曲线导辊 hyperbola guiding roller
2.双曲线凸度导辊 hyperbola convexity guiding roller
3.凸度滚子 convexity roller
4.无心式超精机 coreless ultra-precision machine tool
翻译如下:
.双曲线导辊 hyperbola guiding roller
2.双曲线凸度导辊 hyperbola convexity guiding roller
3.凸度滚子 convexity roller
4.无心式超精机 coreless ultra-precision machine tool