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【单选题】
乙型肝炎的传播途径不包括
A.
消化道传播
B.
母婴传播
C.
注射途径
D.
输血或血制品
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参考答案:
举一反三
【简答题】The excessive income earned by a few used to be spread across the population, with income inequality declining from 1918 through to 1978.
【单选题】关于马赫配平,下面哪一点叙述是正确的?
A.
飞机进入超音速后进行马赫配平。
B.
马赫配平要人工进行调节
C.
马赫配平对飞机产生抬头力矩。
【单选题】关于马赫配平,下面哪一点叙述是正确的
A.
飞机进入超音速后进行马赫配平
B.
马赫配平要人工进行调节
C.
马赫配平对飞机产生抬头力矩
D.
马赫配平只调节水平安定面
【单选题】Globalization, to some extent, _____________ income inequality in developed nations.
A.
lowers
B.
increases
C.
maintains
D.
fluctuates
【简答题】教材P70 习题6。
【单选题】Which of the following statements is true?
A.
The long-run increase in income inequality is caused by he wage distribution.
B.
fewer goods-producing industrial workers will be employed.
C.
Not enough college students are employed by different services.
D.
Less educated workers have become more important.
【单选题】下面哪一种器件无法由 PLC 的元件代替
A.
热保护继电器
B.
定时器
C.
中间继电器
D.
计数器
【单选题】Income inequality is ______ in developed countries, and there is no obvious answer why.
A.
on the corner
B.
on the rise
C.
on the average
D.
on the ground
【单选题】下面哪一种器件无法由 PLC 的元件代替
A.
定时器
B.
计数器
C.
中间继电器
D.
热继电器
【简答题】Economic Growth and Income Inequality.pdf
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