一台异步电动机采用自耦变压器降压起动后,Ua=0.8U1,则起动电流变为直接起动的( )。
发布时间:2025-12-14
A.0.8
B.0.64
C.1/0.8
D.1/0.82
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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69445' and id < 4497262 and id<>'4497262' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69445' and id > 4497262 and id<>'4497262' order by id asc limit 5
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