It was shown that the curing process of resoles, at first, proceeded by condensation reaction of methylol groups, and the formation of dimethylene ether linkage was predominant.
结果表明热固性酚醛树脂的固化过程,首先是羟甲
反应,反应形成醚键是主要的。
It was shown that the curing process of resoles, at first, proceeded by condensation reaction of methylol groups, and the formation of dimethylene ether linkage was predominant.
结果表明热固性酚醛树脂的固化过程,首先是羟甲反应,反应形成醚键是主要的。
声明：以上例句、词性分类均由互联网资源自动
成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若
现问题，欢迎向我们指正。
