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【单选题】
国家《汽车报废标准》规定, 9 座以下非营运载客汽车的使用期限为A.
10年
B.
15年
C.
60万千米
D.
80万千米
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【简答题】已知 中， 边上的中线AO长为2，若动点 满足 ，则 的最小值是 .
【单选题】( ) means that every cubic foot of ship’s space must be utilized to the best advantage and the broken stowage reduced to the minimum.
A.
The most efficient use of space
B.
The highest possible port speed
C.
The safety of the cargo
D.
The safety of ship and crew
【单选题】Suppose that the equilibrium price in the market for widgets is $5. If a law increased the minimum legal price for widgets to $6,
A.
the resulting increase in consumer surplus would be larger than any possible loss of producer surplus.
B.
the resulting increase in consumer surplus would be smaller than any possible loss of producer surplus.
C.
any possible increase in producer surplus would be larger than the loss of consumer surplus.
D.
any possible increase in producer surplus would be smaller than the loss of consumer surplus.
【简答题】“The maximum possible value for the PHF is ( ),which occurs when the volume in each interval is constant. The minimum value occurs when the entire hourly volume occurs in a single 15-minute interval. ...
【简答题】第二套人民币早期的币种是由( )代为印制的。
【判断题】If a labor market is dominated by a monopolist, it is possible that the imposition of a minimum wage law could INCREASE the amount of employment in that market.
A.
正确
B.
错误
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