A、<span style=";font-family:宋体;font-size:16px">短路点总电流</span></p><p></p>
B、<span style=";font-family:宋体;font-size:16px">零</span></p><p></p>
C、<span style=";font-family:宋体;font-size:16px">短路电流的</span><span style=";font-family:宋体;font-size:16px">1/2</span></p><p></p>
D、<span style=";font-family:宋体;font-size:16px">短路电路的</span><span style=";font-family:宋体;font-size:16px">2</span><span style=";font-family:宋体;font-size:16px">倍</span></p><p></p>