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【单选题】
电流在( )内做的功称电功率:A.
1 y
B.
1 h
C.
1 min
D.
1 s
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A.
es
B.
eine
C.
das
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A.
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A.
$9,257 overdrawn
B.
$9,3 overdrawn
C.
$11,357 overdrawn
D.
$11,743 overdrawn
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