| 释义 |
optical flat
基本例句
平晶,光学平玻璃,光学平面
Flatness can be determined by covering a surface with an potically flat glass.用一光学平面玻璃覆盖一个表面，可以测量平整度。
In practice, two semisilvered or aluminized glass optical flats from the reflecting boundary surface.实际上，两块半镀银的或镀铝的光学平面玻璃构成了反射界面。 |