.对称三相交流电路,三相负载为△连接,当电源电压不变,而负载变为Y连接时,对称三相负载所吸收的功率( )
发布时间:2025-12-10
A.不变
B.增大
C.减小
D.不确定
试卷相关题目
-
SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69441' and id < 4496997 and id<>'4496997' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69441' and id > 4496997 and id<>'4496997' order by id asc limit 5
湘公网安备:43011102000856号 
