如果降压变压器一次侧绕组与二次侧绕组的匝数比为k=N1/N2,二次绕组归算到一次侧时,电动势和电压要乘以k倍,电流乘以1/k倍,阻抗乘以k2倍。( )
发布时间:2025-12-14
A.正确
B.错误
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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69442' and id < 4497138 and id<>'4497138' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69442' and id > 4497138 and id<>'4497138' order by id asc limit 5
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