The silicone quaternary was synthesized reaction of - H silicone, unsaturated - ether, chloroacetic acid, dimethylamine.以低含氢硅油 、 不饱和聚醚 、 一氯乙酸和二甲胺为原料, 制备得阳离子有机硅油.Amphoteric monomer is prepared with acrylic acid , dimethyl...
我开始觉得托比在挑拨我们之间的关系。I started to feel Toby was driving a wedge between us.警惕有人在背后挑拨.Beware of people stirring up trouble behind the scenes.她挑拨两个对手相争,自己却获得了那份工作.She played her two rivals off against each other and got the j...