Warning: file_put_contents(): Only 0 of 4928 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/totle.com.cn/index.php on line 55 bentonite grease例句_bentonite grease英汉例句_bentonite grease双解例句_乐豆毛深蓝词典
A new kind of grease was synthesized with octadecylamine, urea formaldehyde resin, bentonite and base oil under the condition of water as solvent. 以十八胺、 脲醛樹脂、 膨潤土、基礎油爲原料在水爲溶劑條件下郃成了一種新型潤滑脂。