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...
Hey, I know what, I'll get a bumper sticker printed up.嘿，有了，我会找人印刷一些保险杠贴纸。In the state of Iowa, it's been a bumper year for corn.艾奥瓦州今年玉米大丰收。The painting represents the scene of a bumper harvest.这幅画描绘了丰收的景象....
The evaluation of incurs in the bid work the most essential link.评标是招投标工作中最关键的环节.Every business incurs a number of accrued liabilities relating to its payroll.每个企业都会发生一些与工资有关的应计负债.Occupational exposure refers to the expo...
The Complete Sequence Determination and Analysis of Bombyx mori Mitochondrial Genome.家蚕线粒体基因组全序列测定及分析.This study adds to the researches of Bombyx batryticatus identification.这为白僵蚕的鉴定研究增添了新内容.Complete Sequence Determinati...
These shoes need soling and heeling.这鞋需上鞋底和修后跟.The use of medicine in soling legal problems.利用医学解决法律问题.The latter interpretation provides a new train of thought and tactics for soling this problem.其中女性主义的阐释为解决这一问题提供了新的思路...
He achieved notoriety as chief counsel to President Nixon in the Watergate break-in.他因在水门事件中担任尼克松总统的首席法律顾问而声名狼藉。" After Watergate, I sold 400.该事件发生后, 我卖掉了400台.Watergate had begun to turn into a national obsession.水门事件已开始...