Why is sharing economy appealing?
A. Sharing economy makes it possible for people to have access to things they may not afford.
B. It is not a smart financial decision for people to own everything.
C. More and more non-traditional renting options come into being which provide a continuing source.
D. Sharing economy is a long-lasting trend created by millennials.
查看答案
Millennials refer to people born between ______ and ______ .
A. 1980, 1990
B. 1980, 20001990, 2000
C. 2000, 2010
There are some companies as representatives of new sharing economy including ______.
A. Uber
B. Spotify.
C. Airbnb.
D. GoDrive.
用戴维南定理分析电路求端口等效电阻时,电阻为该网络中所有独立电源置零时的等效电阻。其独立电源置零是指()
A. 独立电压源开路,独立电流源短路
B. 独立电压源短路,独立电流源短路
C. 独立电压源短路,独立电流源开路
戴维南定理和叠加定理只适用于线性电路,支路电流法还适用于非线性电路。
A. 对
B. 错
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