英语语法分析

The cationic dye may be chosen from azo dyes, azomethine dyes, methine dyes and xanthene dyes.

优选地，阳离子染料选自偶氮染料、偶氮甲碱染料、次甲基染料和？吨染料。

The results show that the reaction orders are one for azomethine H and vanadium, respectively, and 1 5 for bromate.

结果表明，该反应对甲亚胺H和钒分别为一级反应，对溴酸钾为1 5级反应。

To certain degree, the larger the physical and total quenching rate constants, the better the anti-fading effect of magenta azomethine dye.

物理猝灭速度常数和总猝灭速度常数愈大，在一定范围内，品红甲亚胺染料的防褪色效果愈好。