男,18岁,全身水肿、尿少10天。查:血压180/105mmHg,Hb110g/L。尿蛋白++,RBC++/HP,近3天尿量 ["多巴酚丁胺+速尿","洋地黄+速尿","透析疗法","地塞米松静脉注射","双氢克尿塞+安体舒通"]
一般常把低升式安全阀用于()。 ["A、汽色","B、过热器","C、省煤器","D、蒸汽管路"]
老年人因跌倒发生骨质的常见部位有() ["头部","前臂","脊柱","髋部","踝部"]
水泥砼冻融试验时,用于融化的时间不得小于整个冻融时间的()。 ["1/2","1/3","1/4","1/5"]
典型的网络安全威胁有() ["A、物理入侵","B、非法使用","C、信息泄露","D、陷阱门","E、硬件故障"]
可将基因与宿主细胞基因整合并引起潜伏感染的病毒有HIV(艾滋病毒)和()。