例句與造句

1. This direct normal illuminance is related to the solar illuminance constant " E " sc, equal to ( see Sunlight ).
2. The coefficient of luminous intensity, " R I ", is the measure of a reflector performance, which is defined as the ratio of the strength of the reflected light ( luminous intensity ) to the amount of light that falls on the reflector ( normal illuminance ).
3. It's difficult to find normal illuminance in a sentence. 用normal illuminance造句挺難的