英语语法分析

In addition, nonyl phenol ethoxylate can be substituted with more biodegradable surfactants.

在此外，壬基酚聚氧乙烯醚可作替代更多的可生物降解的表面活性剂。

Stronger surfactants such as nonyl phenol ethoxylate have a better effect but they are more detrimental to the environment.

更强的表面活性剂，如壬基酚聚氧乙烯醚有一个更好的效果，但他们更不利的环境。

The structures and compositions of castor oil and its ethoxylate derivative have been characterized by means of NMR and IR spectroscopy and MS spectrometry.

用核磁共振波谱、质谱和红外光谱表征了蓖麻油和非离子表面活性剂聚氧乙基蓖麻油的结构特征和它们的组成。