A. 2.677kA,6.815kA B. 2.132kA,3.838kA C. 2.631kA,6.698kA D. 4.636kA,7.786k

shuhaiku2019-12-17  15

问题

选项 A. 2.677kA,6.815kA B. 2.132kA,3.838kA C. 2.631kA,6.698kA D. 4.636kA,7.786kA

答案A

解析[img]/upload/tiku/37/5850458_1.jpg[/img][img]/upload/tiku/37/5850458_1_1.jpg[/img]
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