目的探讨羧甲基壳聚糖包药微球体的制备及体外释药特性.Objective To prepare carboxymethyl chitosan microspheres of MS , and the releasing MS in vitro.研究中科学家分析了杰克逊维尔梅奥诊所接受微球体疗法的20名病人的数据.In this study, data from 20 patient procedures using microsphere...
He chomped his way through two hot dogs.他呼哧呼哧地吃掉了两个热狗。I chomped hungrily through the large steak.我狼吞虎咽地吃着那一大块牛排。I chomped hungrily through the large steak...我狼吞虎咽地吃着那一大块牛排。The boy chomped his sandwich.这个男孩大口嚼着三明治....
那个侍女把拖把放进桶里浸湿,用来擦地.The maid plunged the cloth into the pail and cleaned the floor.酒吧间侍女坚决地拒绝再给他添酒.The barmaid had positively refused to draw him any more liquor.那侍女忍住了笑去拿睡帽, 我却放声大笑起来.The chambermaid smirked and went for ...
Over 200 people have been killed by volcanic eruptions...火山喷发已导致200多人丧生。The eruptions were associated with the development of a number of giant craters ( calderas ).随着火山爆发形成了多个大火山口 ( 破火山口 ).The later eruptions were less ...