luminance level meaning in Chinese

亮度级
亮级

Photography - projection in indoor rooms - classification of transmitting projection screens and measurement of their transmitted luminance levels
摄影.室内投影.透射投影屏的分类和其透射光亮度水平的测量
Because spca720a does n ' t support float calculation itself , and the color level and the luminance level of every point on tv screen is related with the other 4 point around it , it ' s hard to draw curve and slash . in fact , we choose to draw vertical line and horizontal line the approximate the curve and slash
由于spca72oa本身不支持浮点数运算，并且tv中的每个点与它的色度和周围的4个点的亮度有关，画曲线和斜线比较难于实现，所以在实际实现中，我们用画水平线和垂直线来近似曲线和斜线。