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【单选题】
三个R= 10 W的电阻作三角形连接，已知线电流I l = 22 A,则该三相负载的有功功率P= ( )。
A.
4.84 kW
B.
14.5kW
C.
8.38 kW
D.
100 kW
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questions are often put to the more intelligent students.
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alphabetically disadvantaged students often escape form. class.
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teachers should pay attention to all of their students.
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students should be seated according to their eyesight.
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【单选题】诊断成人脊柱结核最可靠的依据是
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有低热，盗汗史
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