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单项选择题

8～9个月小儿应接种

A.麻疹疫苗
B.流行性腮腺炎疫苗
C.卡介苗
D.乙肝疫苗
E.甲肝疫苗
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相关考题

未知题型
某人通过分析得知，影响测量结果的3个独立因素导致的不确定度分量的情况分别如下：
(1)第一个分量：u1=10.0；
(2)第二个分量：分散区间半宽为17.3，按均匀分布；
(3)第三个分量：分散区间宽度为60，正态分布，置信p=99.73%。
第二个分量的标准不确定度为( )。
A.5.77
B.8.65
C.10.0
D.17.3
未知题型
Under what circumstances could an international trading company use the forward foreign exchange markets?______.
A.Its home currency is looking unusually volatilE.
B.It has a large payment to make on a particular date in the futurE.
C.It wishes to raise long-term debt at a fixed rate of interest.
D.It wishes to maintain flexibility and freedom of choicE.
E.Both A and B.
未知题型
Which of the following items would not be mentioned in an option contract?______.
A.The nature of the underlying asset
B.The current price of the underlying asset
C.The period of time over which the option can be exercised
D.The strike price
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