A new curing agent was synthesized by the reaction of phenylamine-formaldehyde and dicyanodiamide.
利用苯胺-甲醛与双氰胺反应得
种改
产物。
A new curing agent was synthesized by the reaction of phenylamine-formaldehyde and dicyanodiamide.
利用苯胺-甲醛与双氰胺反应得种改产物。
明：以上例句、词
类均由互联网资源自动生成，部未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
