A.10∠30° B.10∠0° C.10∠60° D.10∠(-30°)

练习题库2022-08-02  30

问题 A.10∠30°B.10∠0°C.10∠60°D.10∠(-30°)

选项 A.10∠30°
B.10∠0°
C.10∠60°
D.10∠(-30°)

答案 C

解析
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