“苯二胺”造句
2024年06月14日 22:29:51
归纳了对
苯二胺的各种制备方法,并讨论了其工业化的优劣.
The synthesis ofp - Phenylenediamine was summarized and its route of industrialisation was discussed.
简要介绍了对
苯二胺 的用途和新工艺法合成对
苯二胺 的前景.
Finally, application ofp - phenylenediame and its new craft prospect for synthesizing ofp - phenylenediame were discussed.
研究了醚酰胺和砜酰胺作为第三单体对聚对苯二甲酰对
苯二胺(PPTA)的改性.
Both amides and sullenly amides, used as the third monomer, are studied in modem PPTA.