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【单选题】
在windows7中，显示桌面快捷键是()A.
WIN+D
B.
WIN+P
C.
WIN+TAB
D.
ALT+TAB
拍照语音搜题，微信中搜索"皮皮学"使用
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举一反三
【单选题】A hygrometer is device used for determining ______.
A.
the absolute temperature
B.
atmospheric pressure
C.
wind velocity
D.
relative humidity
【单选题】Paragraph 4 __________ 查看材料
A.
Atmospheric scientists
B.
The calculations made at the berlin workshop
C.
The previous calculations of the effect of aerosols
D.
The scientists' agreement
E.
The authoritative conclusion
F.
Greenhouse gases
【简答题】A sudden rise in atmospheric temperature may cause condensation to form inside the camcorder．
【单选题】Paragraph 5__________ 查看材料
A.
Atmospheric scientists
B.
The calculations made at the berlin workshop
C.
The previous calculations of the effect of aerosols
D.
The scientists' agreement
E.
The authoritative conclusion
F.
Greenhouse gases
【简答题】What is the atmospheric turbulence and what is its effect on atmospheric optical communication?
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