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【单选题】
已知三相电源线电压UL=380V,星形连接对称负载Z=6+j8Ω，则线电流等于
A.
38
B.
22
C.
38
D.
22
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B.
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C.
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【单选题】一般而言,对于计算机网络的分类,下列何者是正确的?
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Anxiety and depression more often than not cut short one’s life span.
B.
Longevity results from a combination of mental and physical health.
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Hardware products.
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