The orthogonal test analysis indicated that the quantity of the surface active agent is primary factor which affects the SiO2 pellet particle size and the appearance.
正交试验分析表明:表面活性剂加入量是影响SiO2粒径及形貌的主要因素。
参考来源 - 纳米球形二氧化硅的制备研究It showed that the composite system can achieve the minimum interfacial tension when the surface-active agent and alkali concentration was in a certain range.
当表面活性剂或碱的浓度处于一定的范围内时,复合体系的界面张力能取得最小值。
参考来源 - 高温油藏聚合物驱及复合驱技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Surface active agent, auxiliary, water softener and whitener.
表面活性剂、助剂、软水剂、增白剂。
Went showed that this active agent diffused into gelatin from living oat coleoptile tips .
温特证明，这种活性物质从活的燕麦胚芽鞘扩散到凝胶中去。
A qualified amphoteric ionic surface active agent is achieved in a lab through an organic synthetic reaction.
通过有机合成反应，在实验室制得符合条件的两性离子型表面活性剂。
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