下列哪项不是决策问题构成要素的特点()
A.明确的针对性
B.一定的风险性
C.主观的能动性
D.局限性
参考答案:C
Of these two basketball teams, the former come from the USA;the___come from England.
A.late
B.later
C.latter
D.lately
电压互感器及电流互感器二次回路导线截面的选择有何要求?