At present , Di - Methylol Di - Hydroxy Ethylene Urea ( DMDHEU, 2 D resin for short ) is durable press finishing agent. 二羟甲基二羟基乙撑脲树脂 ( 即DMDHEU简称2D树脂 ) 是目前应用最多的抗皱免烫整理剂.
Short wave radio can propagate allover the world, making cross - country communication possible.短波无线电可传遍全地球, 达成无国界的通讯.Recruit: Those who graduate from junior middle schools allover China.招生对象: 面向全国招收初中毕业生.Our business ha...
They ingeniously conflated other characters and incidents to provide an opera - comique setting.他们巧妙地把一些人物或事件揉合到一起编出一幕喜剧.The plot of the film is ingeniously conceived.影片的构思相当巧妙.In the midst of these variations the theme ...
缔和聚合物较 非 缔合聚合物而言是一种比较好的酸液稠化剂.Association polymer than the non - associated polymer is a relatively good acid viscosifier.通过对稠化剂和抗磨添加剂的筛选,研究以水为分散介质的润滑脂.Lubricating greases with water as dispersing media are studied by scr...