average illumination meaning in Chinese

平均照度
平均照明度

The average illumination level is approximately 500 lux at desk - top level
平均桌面照明度为500 lux
Last the paper employs five - point method to calculate average illumination of major action area , and according to the average illumination determines the optimal setting way of dimming - ballasts , and by the
提出采用5点法计算主要活动区域的平均照度，由此确定调光镇流器的最佳设置方式，使系统实现智能调光。
And the average illumination intensity can be figured out through statistic method . here , some kinds of traditional led ' s optical encapsulated structure were simulated using monte carlo method . and experiments were performed using the correspondent led ' s optical encapsulated structure with the same conditions just like what were used in simulation
采用二次曲面系数矩阵a统一描述任意二次曲面，给定系数矩阵a1 , a2 … , an ，（ n为小于10的正整数），和描述曲面范围的条件，就描述了一个完整的led光学结构模型供模拟。