【单选题】Amartya Sen won the Nobel Prize for his work on human development. He defined human development as:
B.
A ranking amongst countries done by the United Nations
D.
Developing your capabilities and having positive freedom
E.
Loving and being loved by people around you
【简答题】In the earliest stages of man’s development he had no more need of money than animals have. He was content with very forms of shelter, made his own rough tools and weapons and could provide foo...
【单选题】一般电感性负载的功率因数较低,下列方法中可以提高其功率因数的是( )。
【单选题】同一地点发生两相相间短路的短路电流比发生三相短路的短路电流( )。
【单选题】对于输电线路的相间短路故障,一般三相短路电流()两相短路电流。
【单选题】下列四类账簿不是依据记账凭证登记的是( )。