【十六、十八酸供应】软脂酸和硬脂酸是什么?有何区别? author: Post: 10/19/2023 52read Comments Off This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.allhdi.com/archives/14154 tag:【十六、十八酸供应】软脂酸和硬脂酸是什么?有何区别?