Warning: file_put_contents(): Only 0 of 7573 bytes written, possibly out of free disk space in /home/www/wwwroot/ndsq.cn/index.php on line 55 paraffine是什么意思，paraffine的翻译，paraffine音标、读音、用法和例句_开心英文字典_柠咚词
A new method which was used to measure the content of aromatics in the form of liquid paraffine by the ultraviolet spectrophotometry method was introduced. 提出了用紫外分光光度法测定液体石蜡中芳烃含量的新方法。