Once its impurities had settled, the oil could be graded...一旦杂质沉淀下去，油就可以分级了。The separation and determination of the primary impurities of diflubenzuron by liquid chromatography were carried out.通过反相液相色谱方法往甲醇与水的混合流动相中加入适当...
In a subset of patients, this results in amiodarone - induced hypothyroidism or thyrotoxicosis.在一些病人中, 此药可引起胺碘酮诱发的甲状腺功能减退或甲状腺毒症.Methods 78 patients were sinus rhythm by oral quinidine or amiodarone or direct current card...
A total of 109 patients underwent physical examination, electrocardiogram and echo cardiography.总计109个病人做了体格检查, 心电图,超生心动图.Objective To Validte the Yeliabil of left ventricle ejection fraction ( LEF ) measured by reconstr...