某 三 相 电 路 的 三 个 线 电 流 分 别 为 i A = 18 sin ( 314 t + 23 ° ) A , i B = 18 sin ( 314 t - 97 ° ) A , i C = 18 sin ( 314 t + 143 ° ) A ,当 t = 10 s 时,这 三 个 电 流 之 和 为 ( ) 。
【简答题】阅读理解。 Football, to me, is more than just a . I have probably learned more than valuable lessons from it than from school. When I joined the team freshman year, I didn't realize what I was getting ...