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【单选题】
我国颁布的“母婴保健法”规定在新生儿期进行筛查的遗传代谢内分泌疾病是
A.
21-三体综合征，苯丙酮尿症
B.
先天性甲状腺功能减退症，苯丙酮尿症
C.
先天性甲状腺功能减退症，2l-三体综合征
D.
先天性甲状腺功能减退症，半乳糖血症
E.
21-三体综合征，半乳糖血症
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【单选题】配对四格表中,为比较两样本 所 代表的总体率有无差别,下列说法正确的是
A.
备择假设为两样本率相等
B.
宜采用四格表专用公式计算卡方值
C.
可以采用配对设计的t检验
D.
其自由度与独立样本四格表卡方检验的自由度相同
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【单选题】用山、 石、花等园林之中的一些不足之处加以掩盖或处理,使之变成一种美景的方法是( )。
A.
框景
B.
夹景
C.
障景
D.
抑景
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【单选题】Dangerous goods required to be“carried on deck only”should not be carried on closed vehicle decks，but may be carried on open vehicle deck when authorized by the competent authority concerned．
A.
Under deck
B.
On deck
C.
On deck only
D.
Under deck only
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【简答题】Most people think that Bike Sharing is more-(方便) than any other vehicl
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【单选题】Scientists have been taking a closer look at the lighting in our homes, offices and vehicles, and they're seeing a possible way to improve health. Engineer E. Fred Schubert is talking about a new era ...
A.
Digital clock.
B.
Traffic lights.
C.
Swimming pools.
D.
Cassette players' speakers.
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【单选题】浮点机器数的符号(数符)由( )来决定。
A.
尾数的符号
B.
阶码的符号
C.
阶码的底
D.
隐含决定
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【单选题】Which of the following is NOT true according to passage?
A.
The street walkers in the vehicle accidents can be forgiven in some accidents.
B.
The irresponsibility of many vehicle accidents should not be left alone on drivers.
C.
Many cyclists ignore their responsibility in following traffic regulations.
D.
The cyclists don't have to obey the rules of the road.
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【单选题】听力原文： Let' s proceed to the main exhibition hall and look at some of the actual vehicles that played a prominent role in speeding up mail delivery. Consider how long it used to take to send a letter a...
A.
Overland transportation in the nineteenth century.
B.
Historical aspects of mail delivery.
C.
Vehicles currently in use by the postal service.
D.
The invention of railroad.
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【简答题】根据下列阅读材料，回答 56～60 题： 第 56 题 How many people in the front of the vehicles are killed or seriously injured every year?
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【单选题】浮点机器数的符号(数符)由( )来决定
A.
隐含决定
B.
阶码的符号
C.
阶码的底
D.
尾数的符号
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相关题目：
【单选题】配对四格表中,为比较两样本 所 代表的总体率有无差别,下列说法正确的是
A.
备择假设为两样本率相等
B.
宜采用四格表专用公式计算卡方值
C.
可以采用配对设计的t检验
D.
其自由度与独立样本四格表卡方检验的自由度相同
查看完整题目与答案
【单选题】用山、 石、花等园林之中的一些不足之处加以掩盖或处理,使之变成一种美景的方法是( )。
A.
框景
B.
夹景
C.
障景
D.
抑景
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【单选题】Dangerous goods required to be“carried on deck only”should not be carried on closed vehicle decks，but may be carried on open vehicle deck when authorized by the competent authority concerned．
A.
Under deck
B.
On deck
C.
On deck only
D.
Under deck only
查看完整题目与答案
【简答题】Most people think that Bike Sharing is more-(方便) than any other vehicl
查看完整题目与答案
【单选题】Scientists have been taking a closer look at the lighting in our homes, offices and vehicles, and they're seeing a possible way to improve health. Engineer E. Fred Schubert is talking about a new era ...
A.
Digital clock.
B.
Traffic lights.
C.
Swimming pools.
D.
Cassette players' speakers.
查看完整题目与答案
【单选题】浮点机器数的符号(数符)由( )来决定。
A.
尾数的符号
B.
阶码的符号
C.
阶码的底
D.
隐含决定
查看完整题目与答案
【单选题】Which of the following is NOT true according to passage?
A.
The street walkers in the vehicle accidents can be forgiven in some accidents.
B.
The irresponsibility of many vehicle accidents should not be left alone on drivers.
C.
Many cyclists ignore their responsibility in following traffic regulations.
D.
The cyclists don't have to obey the rules of the road.
查看完整题目与答案
【单选题】听力原文： Let' s proceed to the main exhibition hall and look at some of the actual vehicles that played a prominent role in speeding up mail delivery. Consider how long it used to take to send a letter a...
A.
Overland transportation in the nineteenth century.
B.
Historical aspects of mail delivery.
C.
Vehicles currently in use by the postal service.
D.
The invention of railroad.
查看完整题目与答案
【简答题】根据下列阅读材料，回答 56～60 题： 第 56 题 How many people in the front of the vehicles are killed or seriously injured every year?
查看完整题目与答案
【单选题】浮点机器数的符号(数符)由( )来决定
A.
隐含决定
B.
阶码的符号
C.
阶码的底
D.
尾数的符号
查看完整题目与答案