下列哪项不属于麻醉性镇痛药()A.可待因 B.二氢埃托啡 C.布洛芬 D.哌替啶 E

题型:单项选择题 A1型题

问题:

下列哪项不属于麻醉性镇痛药()

A.可待因

B.二氢埃托啡

C.布洛芬

D.哌替啶

E.吗啡

考点:中西医结合执业医师第七单元疼痛与治疗第七单元疼痛与治疗题库
题型:单项选择题 A1型题

阅读理解。

      In 1969, Henry Hudson went to North America by boat. He arrived at a river and named the river the

Hudson. Six years later some people went and lived there. In 1664, people named the place New York.

      Today lots of people live in New York City. It's in New York State (州) in the northeast of the US.

      In the 1920s, people started to call New York City "the Big Apple", too, because it was a very exciting

place. Many Americans say New York City is their second home.

     Now there are many great shops and parks in New York City. People from many countries visit the city

every year. One of the great sights (景物) in New York City is the Statue of Liberty. Oh, the people of France

gave the statue to the people of the US.

1. How did Henry Hudson go to North America in 1969?

    _______________________________________________________

2. When did people name the place New York? 

    _______________________________________________________

3. Is the New York State in the northwest of the US? 

    _______________________________________________________

4. Why did people call New York "the Big Apple"?

    _______________________________________________________

5. Can you tell us one of the great sights (景物) in New York City? What? 

    _______________________________________________________

题型:单项选择题 A1型题

僧侣不食荤腥,但一般不患夜盲症,原因是______等食物中含有大量的______,在人体内可以转为维生素A.

题型:单项选择题 A1型题

右图表示A、B两种不含结晶水的固体物质的溶解度曲线。根据图示判断,下列说法中,不正确的是(   )

A.t1℃时,A的溶解度等于B的溶解度

B. 当A中含有少量的B物质,可以采用降温结晶的方法提纯A

C. t1℃时,A和B的饱和溶液的溶质质量分数都为30%

D. t 2℃时,分别在100g水中加入30gA、B,同时降温至t1℃时,A、B溶液均为饱和溶液

题型:单项选择题 A1型题

箱形柱的柱脚如图所示,采用Q235钢,手工焊接使用E43型电焊条,柱底端刨平,沿柱周边用角焊缝与柱底板焊接。试问,其直角焊缝的焊脚尺寸hf(mm),与下列何项数值最为接近()

A.10

B.14

C.16

D.20

题型:单项选择题 A1型题

举例说明生态位与种间竞争间的相互关系。

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