题目内容

患者,男性,68岁,因近日咳嗽、咳痰、气急明显,又出现神志不清、发绀而人院。既往有肺气肿病史;动脉血气分析pH7.31,PaO252mmHg,PaCO261mmHg,应给予患者( )

A. 高浓度、高流量持续吸氧
B. 高浓度、高流量间歇吸氧
C. 低浓度、低流量持续吸氧
D. 低浓度、低流量间歇吸氧
E. 酒精湿化吸氧

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In Malaysian Borneo, hotels are involved in a battle with guests over a very smell fruit called the durian. The smell of the durian is hard to describe, and has been compared to rotten fish or a garbage dump. This is why it is 1 for durians to be kept outside the hotel. Hotel staff must 2 keep watch for this food because guests often try to smuggle it in.When the fruit is in season, hotel managers in Kuching must work harder to keep it out. A hotel that smells of durian will find that the number of guests visiting it quickly 3. But since it's not 4 to check every single guest entering the hotel, a certain number of durians inevitably get through. There are several ways to clean a room that has been 5 by a durian's smell. One is charcoal, which absorbs the odor slowly. Another way is to use a machine called an ionizer, which can remove the smell in three hours or less.Its offensive smell 6, the durian is loved by people all over Southeast Asia and is commonly regarded as the"King of Fruits".

双塔干燥器有干燥和再生两种工作状态,任意时刻,两个塔都只能处于同一种模式。

A. 对
B. 错

CRH2A动车组所用的单塔干燥器,当空压机处于打风状态时,干燥器可以在干燥和再生工况之间切换。

A. 对
B. 错

双塔干燥器的“干燥”和“再生”两种工作状态,是依靠人工进行控制的。

A. 对
B. 错

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