Warning: file_put_contents(/www/wwwroot/ppbbu/www.30232.com/cache/65c9743e9f7bb5437fbabdaa3a485b72.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/www.30232.com/index.php on line 55 stearic例句_stearic英汉例句_stearic双解例句_绍翊字体网有道词典
The polymeric surfactant prepared by the modification of stearic acid by aromatic nonionic surfactant was also a good surfactant. 用含芳香烃的非离子表面活性剂改性硬脂酸的复合改性剂也较好。