Warning: file_put_contents(/www/wwwroot/ppbbu/4cd.cn/cache/025d4795a3b1154caf4c61c39f506452.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55 blackness of spectral line例句_blackness of spectral line英汉例句_blackness of spectral line双解例句_沉淀汉英词典
The experimental results show that the blackness of the spectral line is linear to the logarithm of the sample accumulating time. 实验结果表明：谱线黑度值与试样积累时间的对数值之间具有较好的线性关系。