【单选题】单击一次命令按钮后,下列程序代码的执行结果为( ) Public Function P(n As Integer) Static sum For i = 1 To n sum = sum + i Next i P = sum End Function Private Sub Command1_Click() s = P(1) + P(2) + P(3) + P(4) Print s; End Su...
【简答题】Direction: Listen to the conversations and fill in the blanks with missing words or phrases. U7 P134 BBC PODCAST Part 2.wmv 1. I do quite a lot of (1)________ around the house-I've just um, done up my...
【简答题】某降压变电站有一台 SFL 1 -20000/110 型双绕组变压器,变比为 110/11 ,铭牌给出的试验数据为: P 0 =22kW , I 0 %=0.8 , P k =135kW , U k %=10.5 ,试 1 计算变压器的参数(归算到 110KV 侧); 2 画出变压器的 形等值电路。