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【判断题】
转动惯量的测量一般都是使刚体以一定形式运动，通过表征这种运动特征的物理量与转动惯量的关系进行转换测量。本实验采用扭摆法使得扭摆转轴上固定的物体作扭转摆动主要靠的是转轴上装有的螺旋弹簧产生的恢复力矩。A.
正确
B.
错误
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举一反三
【简答题】局域网按拓扑结构分类,可以把局域网分为 、 、 和 等类型。
【单选题】( ) helps push food through the intestines , helping to prevent constipation.
A.
Glucose
B.
Fructose
C.
insoluble fiber
D.
Soluble fiber
【单选题】To prevent cost-push inflation (防止成本推动通货膨胀——中文由在线翻译而来,仅供参考)
A.
there must not be an excess demand for money.不能有超额的货币需求。
B.
interest rates must not rise.利率不能上涨。
C.
there must not be an increase in government purchases.政府购买不能增加。
D.
the Fed must not let the quantity of money rise persistently.美联储不能让货币数量持续上涨。
【单选题】Cost-push inflation results directly from a(n)______.
A.
decrease in taxes that exceeds productivity growth
B.
increase in wages that exceeds productivity growth
C.
increase in government spending
D.
decrease in government regulation
【单选题】One example of cost-push inflation is an increase in
A.
the money prices of raw materials followed by no government policy.
B.
the money prices of raw materials followed by increases in the quantity of money.
C.
the money prices of raw materials followed by decreases in the quantity of money.
D.
government expenditure followed by increases in the quantity of money.
【单选题】____ can cure cost push inflation
A.
change the value of the currency through a revaluatio
B.
apply controls of wage rises
C.
apply controls of price falls
D.
central banks must pursue clear policies
【简答题】成本推动型通货膨胀(cost-push inflation)
【单选题】Cost-push inflation can start with
A.
lower taxes.
B.
an increase in government expenditure.
C.
higher money wage rates.
D.
an increase in transfer payments.
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