The Research of Testing the Daylight Factor in the Standard Luminance of the Overcast Skies by the Method of Digitalizing Picture Processing是什么意思_The Research of Testing the Daylight Factor in the Standard Luminance of the Overcast Skies by the Method of Digitalizing Picture Processing在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句