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【单选题】
为使钢轨轴心受力,钢轨不应该竖直布设,而应适当向轨道内侧倾斜。从理论上讲,轨底坡的大小应与轮踏面的斜度相同,但实际上我国铁路采用的轨底坡是( )A.
1:20
B.
1:30
C.
1:40
D.
1:50
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【单选题】Forget football. At many high schools, the fiercest competition is between Coke and Pepsi over exclusive 'pouring rights' to sell on campus. But last week Jeffrey Dunn, president of Coca-Cola Americas...
A.
the fiercest competition at high schools
B.
thought to have ill impact on students
C.
competing with commercials on campus
D.
brought into disrepute by Coke and Pepsi
【简答题】《印象大红袍》通过 武夷茶的祭茶仪式,将自身所处的“凡俗世界”转移至另一个什么样的世界。
【单选题】Forget football. At many high schools, the fiercest competition is between Coke and Pepsi over exclusive 'pouring rights' to sell on campus. But last week Jeffrey Durra, president of Coca-Cola America...
A.
the fiercest competition at high schools
B.
thought to have iii impact on students
C.
competing with commercials on campus
D.
brought into disrepute by Coke and Pepsi
【单选题】By listing some products of Pepsi, the author wants to tell us that
A.
Coke is making the same products.
B.
he prefers Pepsi to Coke.
C.
Pepsi has many different products.
D.
Pepsi is successful except soft drinks.
【单选题】The cross-price elasticity of demand for Coke with respect to the price of Pepsi has been estimated to be 0.61. If the price of Pepsi falls by 10% in a period, how will that affect the demand for Coke...
A.
The demand for Coke will decrease but by less than 6.1%.
B.
The demand for Coke will decrease by 6.1%.
C.
The demand for Coke will not change because many people prefer Coke over Pepsi.
D.
The demand for Coke will rise.
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