急性心肌梗死发病的最初24小时内并发左心衰竭,应慎用的药物是()
A.硝酸甘油
B.硝酸异山梨酯
C.多巴酚丁胺
D.硝普钠
E.毛花苷C
参考答案:E
—Could you tell me _____ ?
—I'm not sure. [ ]
A. how many people have been out of hospital
B. when is Thanksgiving
C. which animal does he like best
D. what time will the dolphin show
三线交越隔距应符合:与1-10V电力线路交越时垂直净距应为()米。
A、1.0米
B、2.0米
C、3.0米
D、4.0米