将三相对称负载连接成星形，如下图所示，图中电压表V<sub>1</sub>与V<sub>2</sub>的读数为（） <img src="/Image1/dd/dd77f1668d2149763f4296edb8da2ed5.jpg" /><br>A:V<sub>1</sub>=V<sub>2</sub>=220V<br>B:V<sub>1</sub>=V<sub>2</sub>=380V<br>C:V<sub>1</sub>=<img src="/Image1/4a/4a7b7db960162c3a07acdaa400dc92b3.jpg" />V<sub>2</sub><br>D:V<sub>2</sub>=<img src="/Image1/4a/4a7b7db960162c3a07acdaa400dc92b3.jpg" />V<sub>1</sub>