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【判断题】
发电机过载时,蓄电池能协助发电机供电。A.
正确
B.
错误
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举一反三
【单选题】136 A technique that can be used to measure the total income of a project compared to the total moneys expended at any period of time is:
A.
return on investment (ROI)
B.
net present value (NPV)
C.
discounted cash flow (DCF)
D.
B and C
E.
All of the above
【单选题】18 A technique that can be used to measure the total income of a project compared to the total moneys expended at any period of time is:
A.
return on investment (ROI)
B.
net present value (NPV)
C.
discounted cash flow (DCF)
D.
B and C
E.
All of the above
【单选题】The total income of everyone in the economy adjusted for the level of base year prices is called:
A.
a recession.
B.
an inflation.
C.
real GDP.
D.
a business fluctuation.
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