Cytotoxicity of Nef , dichlorvos ( DDVP ) and verapamil ( Ver ) were tested by MTT method in RBE 4 cells.采用MTT法了解Nef、敌敌畏 ( dichlorvos,DDVP ) 和维拉帕米 ( verapamil, Ver ) 对RBE4细胞的毒性作用....
The intercom buzzed and he pressed down the appropriate switch.对讲机发出嗡嗡声，他按下了相应的开关。Later that morning Julie buzzed me.那天上午晚些时候朱丽给我打来了电话。He buzzed off downstairs.他下楼去了。...
他亲自照顾客人.He saw to the comforts of his guests personally.他亲自主持这个会议.He chaired the meeting in his proper person.他亲自领我们到大厦各处参观.He conducted as personally through the mansion....
本节只讨论其中的两类: 金属离子钝化剂和过氧化物分解剂.Only two types will be included in present discussion: metal - ion deactivators and peroxide decomposers.为方便起见,材料分为三大类: 金属, 塑料或聚合物和陶瓷.It is convenient to divide materials into three main types...
In specific acid catalysis, the undissociated acids do not contribute.在特殊的酸催化中, 不离解的酸不起作用.The corresponding reaction of acetaldehyde is subject to general base catalysis.乙醛相应的反应服从广义的碱催化.Catalysis has increased the rate o...
His sense of decency forced him to resign.他顾及颜面，不得不辞了职。Her behaviour showed a total lack of common decency .她的举止显示她连起码的礼节都不懂。His sense of decency and fair play made him refuse the offer.他的正直感和公平竞争意识使他拒绝了这一提议....