The paper introduces the research on RHJ asphalt emulsifiers cations.介绍了RHJ型阳离子沥青乳化剂的研究过程.The experiment results showed the two boracic surfactant can be used as emulsifiers and antiwear additive.用四球试验机试验了这两种含硼表面活性剂的油膜强度...
The emulsifiers in all examples are mono - and diglycerides of fat - forming fatty acids or soubitan monooleate.所有例子中所用的乳化剂为脂肪酸(它是构成脂肪的)的一和二甘油酯及一油酸山梨糖醇酯.These chemicals are mainly surfactants used as solubilizers, emulsi...
He was rejoiced at so early an opportunity of distinguishing his faith in his new sect.他很高兴这么快就能有机会表明他新近才参加的教派的信仰.He is the 53 th leader of the Chengdu Qingcheng Mountain Wudang Sect.他是成都青城山武当派第五十三代掌门人.That strange new r...
In order that every student might understand it, the teacher explained that passage again and again.为了使每个学生都明白, 老师反复讲解那一段.They flew there in order that they might be in time to attend the opening ceremony.他们飞往那里以便能及时参加开幕...
“史蒂夫,你要喝点什么?”——“可口可乐,百事,随便啦。”"Steve, what do you want?" — "Coke, Pepsi, it doesn't matter."两个历史问题——你可以随便回答。Two historical questions — you can answer them how you like.把以前的衣服随便搭配一下就能拼凑出一套。You can cobble it together f...
She looked very plain and dowdy.她长得非常普通,衣也过时.She makes me feel dowdy and ugly.她让我自惭形秽。dowdy clothes单调过时的衣服Her clothes were clean but dowdy.她衣着整洁但有点土气。...playing hostess to a lot of officials and their dowdy wives...接待众多官...