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【简答题】
通货膨胀的含义
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举一反三
【单选题】Peat is organic matter which develops in wetland areas. It is the ideal growing medium for plants, and there is a tremendous demand for it from gardeners, both and professional. But only three...
A.
Only three percent of the land on our planet is covered in peatland.
B.
Taking too much peat will destroy the unique wetland areas in which it develops.
C.
Peat cannot develop except in wetland areas.
D.
No more peat should be extracted and a different growing medium for plants should be promoted.
E.
Peat is a very popular growing medium used by gardeners and professional growers.
【单选题】若波长为λ的光通过其1/4波片,出射光为线偏振光,说明入射光为():
A.
线偏振光
B.
圆偏振光
C.
椭圆偏振光
D.
不确定
【简答题】For this part, you are going to read a passage with 5 underlined sentences, and translate them from English into Chinese. 1) Science is not a set of unquestionable results but a way of understanding t...
【单选题】They discussed the problem three or four times and finally came to ______.
A.
end
B.
conclusion
C.
result
D.
judgment
【简答题】gla() 有魅力的
【单选题】He was arrested but was release very soon because of a lack of that he was guilty.
A.
doubt
B.
conclusion
C.
evidence
D.
belief
【单选题】( )用于自动化加工系统中的定位以及对车辆、轮船等进行运行定位支持。
A.
EAS系统
B.
携式数据采集系统
C.
物流控制系统
D.
定位系统
【单选题】若一束波长为λ的光通过其1/4波片,出射光为线偏振光,则说明入射光为
A.
线偏光。
B.
圆偏光。
C.
椭圆偏光。
D.
不确定。
【简答题】由汞弧灯发出的光,通过一个绿色滤光片后,照射到相距为0.50mm的双缝上,在距双缝2.5m的屏幕上观测其干涉条纹。若测得相邻两明条纹中心的距离为2.72mm,求入射光的波长。
【单选题】What is the basic difference between human beings and animals in doing things in conclusion?
A.
Language.
B.
Memory.
C.
Purpose.
D.
Thinking.
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