结果得到了具有线型结构的橙色苯胺甲醛树脂。

Results An orange, linear structure anilineformaldehyde resin is obtained.

youdao

结果得到了具有线型结构的橙色苯胺甲醛树脂。

Results An orange, linear structure anilineformaldehyde resin is obtained.

youdao