破损槽的种类有()和()。
参考答案:炉底破损;侧部破损
患者女,54岁,因“过劳和精神受刺激引起失眠、心悸、胸闷”来诊。有甲状腺功能亢进症病史。查体:心率160次/分。心电图:有明显心肌缺血改变和窦性心律不齐。
该患者宜选用()
A.胺碘酮
B.奎尼丁
C.普鲁卡因胺
D.普萘洛尔
E.利多卡因
With the help of modern technology, ships are able to receive automated broadcast of safety messages().
A.by day or at night
B.almost round the clock
C.somewhat and sometime
D.from sunrise and sunset