某三相电路中,三个线电流分别为:i(来学网)=18sin(314t+23°)(A)如=18sin(314t+23°)(A)i=18sin(314t+23°)(A)当t=10s时,三个电流之和为( )A。
  • A.
    (来学网)0
  • B.
    (来学网)18
  • C.
    18(来学网)
  • D.
    18(来学网)