太原机场的三字代码是()。 A.JIL B.TXN C.TYN D.LYG

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问题:

太原机场的三字代码是()。

A.JIL

B.TXN

C.TYN

D.LYG

考点:交通运输工程航道工程航道工程题库
题型:单项选择题

下列哪一因素不影响蛋白质α-螺旋的形成()。

A.碱性氨基酸相近排列

B.酸性氨基酸相近排列

C.脯氨酸的存在

D.丙氨酸的存在

E.甘氨酸的存在

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Health officials in western Siberia are to begin in slaughter of thousands of birds today after identifying Russia’s first outbreak of a bird flu strain that can be fatal in humans. Doctors in neighboring Kazakhstan have also (1) that a 19-year-old poultry worker (2) admitted to hospital with (3) of bird flu, only to be diagnosed (4) double pneumonia.
The H5N1 strain of avian (5) has killed 60 people (6) 2fib in Vietnam, Thailand, Cambodia and Indonesia, but has rarely been found in birds or humans (7) Asia.
Health officials (8) that HSN1 is infecting migrating birds, which could spread the (9) into Europe. Earlier this year China registered the first outbreak of H5N1 (10) wild birds, some of which (11) to breeding grounds in Siberia. These birds could come (12) contact with others flying to Europe and North America.
Russia’s (13) began in the Novosibirsk (14) , about 1,750 miles (15) of Moscow in the Asian part of Russia, early last month, but the veterinary service (16) the virus only last week. Valery Mikheyev, the chief sanitary doctor of Novosibirsk, said that teams had been (17) the (18) birds and supervising the slaughter in13 (19) villages. He said, "The state of (20) of the inhabitants of these areas gives (21) cause for alarm. Up to 6,000 people are being (22) per day.
The virus seems to have (23) only private farms that let (24) mix with wild birds. Further outbreaks were registered in the Omsk and Altai regions, but the strain had (25) to be determined, Russia’s Emergency Situations Ministry said.

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氧气瓶瓶体为浅蓝色,字体为红色;乙炔瓶体为白色,字体为红色。

题型:单项选择题

什么叫机床夹具

题型:单项选择题

患儿男,生后2天,出生体重为2400g。因吸入性肺炎入院,入院时患儿呼吸急促,口唇稍发绀。即置于辐射保暖床上抢救。

该患儿吸氧的流量应选择每分钟为()

A.1L

B.2L

C.3L

D.4L

E.5L

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