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以下哪一种因素最有可能引起换气过度().
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临床标本为提高军团菌的阳性检出率时常采用酸处理法,一般使用的物质是()。
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女性,29岁,哺乳期,右侧乳房胀痛2天,发热39℃,体格检查:右乳房肿胀,内象限有压痛,有波动感。1周以后,右乳房疼痛范围扩大,伴发热39℃以上,寒战,体格检查:右乳房红肿热痛明显,压痛及波动感,穿刺出脓性液体。应做什么治疗()
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网络管理是分层实现的,ITU-T(国际电信联盟电信标准化部)将网管业务分为多个层次,包括()。①网元原理②网络管理③业务管理④事务管理
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关于中晚期食管癌正确的是()
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信息职业包括()。
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主送机关可以不用书写的公文有()。
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Well, what lies ahead for Malaysia? Can her researchers and scientists continue to find ways of increasing the (1) yield? Can the labour- (2) and tedious life of the rubber plantation be made interesting and varied enough to capture the young people’s interest and stop the migration to the cities? (A Post-Industrial Society)Often minority groups, who have perhaps failed to persuade with words, tend (3) express themselves by wearing unconventional, or what some might consider outrageous clothing, as a way of showing their thoughts and feelings are different (4) the rest, and so they find an outlet in this way. (Psychology of Clothes)Then every model has one arm (5) than the other—because of all the things she has to cart around in her bag—spare pairs of shoes, make-up, spare tights, and a book—it can get boring waiting around sometimes. I (6) such a lot of novels! (Fashion Model)Job applicants often look upon the (7) as some kind of ogre who enjoys making interviewees squirm in their seats, a kind of figure to be looked up to and revered. This negative attitude of mind will not help in any way and will only destroy your self- (8) and ensure failure. (Interviews)If you give people a choice of writing implements—say a pencil, a felt tip or an ordinary pen—the middle-of-the-roaders will go for the ordinary pen, those who want to leave the biggest impression with the least amount of work will take the (9) tip. As for pencils, I won’t say it’s true in every case, some pencil users aren’t very honest; (10) can be erased, you see, so it’s a way of leaving no traces. (Graphology)I live in London and I work in London, so what I do to keep fit is to certainly do quite a lot of (11). I certainly walk upstairs a lot, but also I do a fair amount of cycling, and as I’m dashing round London I use the bike. I find it the fastest way to get around town and it’s really (12) for keeping in shape. (How to Keep Fit)The people who set off those bombs in Coeur d’Alene meant to rob the bank and ransack the armory. But when the (13) went off, the law came down so fast and hard the perpetrators lost their nerve. They got caught. There were several others who were not in jail yet. Those bombs did (14) scare Coeur d’Alene. After all this embarrassment, Coeur d’Alene would be the town that stands up to evil and wins. (Neo-Nazi)And then we bade each (15) good-bye and I was just going off when she called me back and said, “May I take your address, so that I can (16) the two dollars?” which, I gave her and then I went off. I had sundry other things to do. I think I went to a book-shop, and I went to buy a scarf or a pair of gloves and all these things on my way home. (A Coincidence in New York) Government officials say the charges are unfair, but they admit to having a credibility problem both at home and (17). So Mexican President Miguel de la Madrid announced last summer that he would propose sweeping changes in election system. This morning his suggestions were presented to the Mexican Congress. Some of the proposals satisfy long standing demands of the opposition. The most important may be the introduction of the translucent ballot boxes so that official poll watchers can verify that no one has stuffed the (18) beforehand. (Election in Mexico)Today in China, in Nanjing, balloons, firecrackers and lion dancers mark the dedication of the Johns Hopkins University-Nanjing University Center for Chinese and American Studies. For the first time since World (19) II, Chinese and American students will attend a graduate institution in China that is administered jointly by academic organizations that are worlds apart figuratively and literally. Cross-cultural encounters can be extremely enriching; cross-cultural (20) can be utterly absurd. (A Center for Chinese and American Studies)
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下列哪项试验不是流行病学实验研究的特点()
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数据传输速率是指单位时间内传送的()进制数据位数。