问题：
[单选题]三支相同阻值的阻抗元件，先以星形接入三相对称交流电源，所消耗的功率与再以三角形接入同一电源所消耗的功率之比等于（）。
A、01:01:00AM
B、01:02:00AM
C、1:3。
D、不定
参考答案：
C
相关内容
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