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【判断题】
物价水平以每月超过50%的速度大幅度的持续上涨为恶性通货膨胀A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】转子组装好后为什么要做动平衡？
【单选题】My father served in the army in when he was in .
A.
1950s; twenties
B.
the 1950s; his twenties
C.
the 1950s; the twenties
D.
1950s; the twenties
【简答题】离心压缩机的转子为什么要做静平衡和动平衡检查？
【简答题】为什么要做动平衡实验？
【简答题】My father served in the army in ______ when he was in ______.A. 1970’s; twenties B. the 1970’s; his twenties C. the 1970’s; the twenties D. 1970’s; the twenties
【单选题】My father served in the army in _______ when he was in _____.
A.
1950’s; twenties
B.
the 1950s; his twenties
C.
1950’s; the twenties
D.
1950s; the twenties
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