中性点直接接地的电力网中,阀型避雷器的灭弧电压,在一般情况下,应取设备最高运行线电压的()。
A.110%
B.100%
C.80%
参考答案:C
表的组成内容包括( )。
A.查询和字段
B.字段和记录
C.记录和窗体
D.报表和字段
An analyst does research about spot and forward rate. The 4-year spot rate is 9.45%, and the 3-year spot rate is 9.85%. What is the l-year forward rate 3 years from today()
A. 8.3%
B. 8.7%
C. 9.4%