Warning: file_put_contents(/www/wwwroot/zidian/diubi.cn/cache/30e1b4b5542fe695e445d12fd84b9930.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/diubi.cn/index.php on line 59 monochromatic approximation是什么意思，monochromatic approximation的翻译，monochromatic approximation音标、读音、用法和例句_果味酸柯林斯词典
A satisfactory approximation to monochromatic light can be obtained with a filter placed in front of the arc . 在碳弧前面放一个滤光片就可以得到令人满意的近单色光。 www.translation-dictionary.net