目的合成邻苯二甲酸二环己酯半抗原衍生物和合格的人工全抗原,探讨其制备方法. Objective To study the preparation and characterization of hapten and artificial antigen of dicyclohexyl phthalate.
Dense smoke swirled and billowed, its rank fumes choking her.滚滚浓烟盘旋翻腾，恶臭味呛得她喘不过气来。The accumulation of unswallowed saliva in the pharynx causes the sensation of choking.不能咽下的唾液积聚在咽部引起窒息感.Food breathed into the windpipe ca...
Mom asked me to bind up the plastic with baling straps.妈妈让我把塑料用要子捆走.It is then rowed up ready for baling.然后它已为打包排成行.But these days the region grandest sight is man - made: the Baling River Bridge.但是,最近该地区最引人瞩目的景观是人造的霸陵河大...
Hydrogen is used extensively in industry for the production of ammonia.氢气在工业上广泛用于制氨。The smelling of ammonia brought himaround.嗅氨使他恢复了意识.The amide nitrogen of glutamine or asparagine functions more effectively than ammoni...
Ever tried. Ever failed. No matter. Try Again. Fail again. Fail better.努力过，失败过，没关系，屡战屡败，屡败屡战，每一次失败都比上一次更好。"Steve, what do you want?" — "Coke, Pepsi, it doesn't matter."“史蒂夫，你要喝点什么？”——“可口可乐，百事，随便啦。”"I know you," he s...
The tapered legs, each fitted with a brass ferrule caps the bottom, appear elegant.琴脚设计呈锥形, 最底下套有黄铜金属环, 呈现出尊贵气派.The generatrix shape of tapered roller processed with centerless grinding was not line but curve one.无心磨削圆锥滚...