对称三相电源线电压为380V,作用于△联接的对称三相负载,已知每相负载阻抗模为100Ω,则其线电流有效值为( ):
发布时间:2026-01-24
A.2.2A
B.
A
C.3.8A
D.
A
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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69473' and id < 4501190 and id<>'4501190' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69473' and id > 4501190 and id<>'4501190' order by id asc limit 5
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