属于Ⅲ类抗心律失常药物是() A.美西律 B.胺碘酮 C.阿替洛尔 D.利多卡因 E 发布时间:2019-03-04 20:20 │ 来源:www.tikuol.com 题型:单项选择题 问题: 属于Ⅲ类抗心律失常药物是()A.美西律B.胺碘酮C.阿替洛尔D.利多卡因E.维拉帕米
题型:单项选择题 根据下面的对话内容,从对话前的选项中选出最佳选项填入空白处,将代号填入空白处。选项中有一个多余选项。A. And I think e-mail is one of the best ways to communicate with others. B. I’ve got so many e-mails to go through. C. I agree with you. D. Of course!E. How many e-mail addresses have you had?F. I feel like getting more e-mails. A: It’s very late. Are you still on the computer?B: Well, yes. (1) A: What kind of e-mails?B: Some are messages from my friends and some are from the relatives. A: Do you have to write them back right away?B:(2) Usually people want a quick reply. A:(3) B: I’ve already had 40 people’s addresses in my address book!(4) A:(5) E-mail is really very convenient(方便的). 查看答案
题型:单项选择题 (2005)在某温度时,下列溶液体系中属缓冲溶液的是:()A.0.100mol/dm3的NH4Cl溶液B.0.100mol/dm3的NaAC溶液C.0.400mol/dm3的HC1与0.200mol/dm3的NH3·H2O等体积混合后的溶液D.0.400mol/dm3的NH3H2O与0.200mol/dm3的HCl等体积混合后的溶液 查看答案
题型:单项选择题 变电管理所修试分部、西洱河电厂应在OMS系统填报年度定检计划,并于每月的()日前在OMS系统填报上月的220kV及以上设备的定检完成情况、超期未检情况,每月的28日前填报下月的220kV及以上设备的定检计划情况。A.4B.5C.3D.2 查看答案