N - hydroxyethylpyrrolidone ( NHP ) was synthesized from � � - butyrolactone and ethanolamine on Y molecular sieve catalyst by two steps.以改性Y分子筛为催化剂,γ-丁内酯和乙醇胺为原料,采用γ - 丁内酯法两步合成N - 羟乙基吡咯烷酮 ( NHP ).Surface active propertie...
The most abundant phospholipid in many cells is phosphatidyl ethanolamine or cephalin.在许多细胞中,含量最高的磷脂是磷脂酰乙醇胺或脑磷脂.OBJECTIVE To study and improve the synthesis of liposome excipient phosphatidyl ethanolamine.目的研究并改进脂质体辅料磷脂酰...
Garland tried to appear casual, but he couldn't conquer his unease.加兰努力装出无所谓的样子，可是他没法克服自己的局促不安。It was he who had cajoled Garland into doing the film.是他劝服嘉兰拍这部片子的。She twined the flowers into a garland.她把这些花编成花环....
Napoli have drawn level with AC Milan at the top of the Italian league.那不勒斯队追平了AC米兰队，并列意大利联赛排行榜的榜首。Napoli takes advantage of the counter attacks and in half we controlled.那不勒斯很好的利用了反击,但在上半场我们有所控制.Napoli Hong Kong is the ...
They read stories about the Indians and the Pilgrim.他们阅读有关印第安人和那些朝圣者的故事。He went to Mecca as a pilgrim.他去麦加朝圣.Our pilgrim remained stupefied with undefined apprehensions.我们的旅客给莫名的恐惧吓呆了....
Mr Saunders tied her hands and feet.桑德斯先生把她的手脚捆了起来。Saunders was the influential chairman of the Sequoia Clubs Fiance Committee.桑德斯是红杉俱乐部财务委员会的举足轻重的主任委员.Nancy took satisfaction in recording " Irwin Saunders is one of thos...
I think Mapo beancurd and shredded meat in chilli sauce are quite special.我觉得麻婆豆腐和鱼香肉丝味道不错.The God of Thunder strikes the beancurd; bullies pick on the soft and weak.雷公打豆腐, 拣软的欺.Then put in the fresh beancurd, some peppe...