某高压用户,电压互感器为10kV/0.1kV,电流互感器为50A/5A,有功表常数为2500r/(kW•h),现实测有功表6转需30s,该用户有功功率为()。
A. 228kW
B. 238kW
C. 258kW
D. 288kW
选用绳索时,安全系数越大,绳索受力越小,说明使用时越安全合理。
A. 正确
B. 错误
事故责任分为()责任、()责任、()责任、()责任和()责任。
Which two statements are true about the WebLogic Server domains ? ()
Application Programmers need to refer to domains in their Oracle Web`logic Server programming Interface
B. domains can be used to separate development, test, and production application, administration and operational responsibility, and organizational or business division
C. one can share a configured resource or subsystem between domains
D. the concept of multiple domains is supported&e