Useing unsaturated urethane , 2 - ethylhexyl acrylate, crosslinking agent, high oil - absorbent resin was prepared by suspension polymerization.用不饱和氨基甲酸酯 、 丙烯酸异辛酯和交联剂, 以悬浮聚合的方法制备高吸油性树脂.Ferric sulfate was first used for t...
What normal people considered pressure was meat and drink to him.一般人认为有压力的事情在他看来却是快乐无比的事。The transmission of normal circular - arc gear is a typical Bertrand conjugation.考虑到平行轴的法向圆弧齿轮传动已臻成熟,论文重点研究了相交轴与交错轴条件下法向圆弧齿轮传动的基本方案...
George didn't know which house on the street was Jane's so he began ringing doorbells hit or miss.乔治不知道简[珍妮]住在那条街上的哪栋房子里,因此他就东一家西一户漫无目的地按门铃.This time it was a friend ringing to try to arrange a fishing trip in ...
The marriage was considered especially ignominious since she was of royal descent.由于她出身王族,这门婚事被认为是奇耻大辱.Many thought that he was doomed to ignominious failure.许多人认为他注定会极不光彩地失败。It is an ignominious thing to attack others i...
Reading travel brochures whets one's appetite for a holiday.看了旅游手册就巴不得去度假.The decade whets sword, frost blade has never tried.十年磨一剑, 霜刃未曾试.This smell whets my appetite.这个味道撩起了我的食欲....
丹霞地貌是指有陡崖的陆相红层地貌.Danxia landform is the continental red bed landform with escarpments.陡崖镶金, 绝壁嵌珠,巧夺天工.Gold cliff, steep embedded beads pointing carriage....