为保证回路工作的安全性,回路的循环倍率在任何情况下都应()界限循环倍率。
参考答案:大于
根据短文内容,判断下列句子正 (T)误(F)
Many people sleep late on Sunday morning, but others don’t.However (然而), almost everyone reads the Sunday paper.
The Sunday paper is usually very thick.It has many advertisements (广告) and many different parts.The parents in the family like the front page, and the world news page.Many men also read the sports page.
Most men don’t read the women’s pages, but the mother of the family usually does.The women’s pages have the news about parties, food, health and clothes.Most Sunday papers have interesting stories.Children enjoy them.Old people read the death notices(讣告).They tell about people who have died during the week.
小题1:The parents in the family like sports page.
小题2:The father of the family usually read the women's pages.
小题3:Only old women read the death notices.
小题4:Almost everyone likes reading the Sunday paper.
小题5:This passage is about the Sunday paper.
男性患者,38岁。3天来发热。伴畏寒、头痛、眼痛、腰痛入院。T38.6℃,眼结膜充血水肿,面部潮红,两肋部有小出血点。血WBC16×109/L,尿蛋白(+++)。为确诊应检测()。
A.脑脊液检查
B.血培养
C.钩端螺旋体病凝溶试验
D.尿培养
E.流行性出血热特异性抗体