Warning: file_put_contents(): Only 0 of 5352 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/52065.com/index.php on line 55 naphthane是什么意思，naphthane的翻译，naphthane音标、读音、用法和例句_伍贰汉英词典
the molecular effective usage and development of naphthane,condensate and H-VGO in optimum processes were discussed; 分析了石腦油、凝析油、加氫尾油在乙烯原料優化過程中的分子郃理利用及其進展;