请教达人,这句英文的含义?Minimum glass of 80% at an angle of 85 degreere
请教达人,这句英文的含义?
Minimum glass of 80% at an angle of 85 degree
related to a polished black glass standard measured with reflectometer type RB 85
degree.
我是这么理解的:
按照抛光黑玻璃标准,使用反射仪型号RB85度,在入射角为85度时的反射度(光泽度)最少为80%。
请达人指教。