Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/2bfeb156e15b4394f94458a78107ecc2.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 differential absorption coefficient是什么意思，differential absorption coefficient的翻译，differential absorption coefficient音标、读音、用法和例句_按摩法牛津词典