.有三个电阻并联使用,它们的电阻比是1:3:5,所以,通过三个电阻的电流之比是( )。
发布时间:2025-12-02
A.5:3:1
B.15:5:3
C.1:3:5
D.3:5:15
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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69433' and id < 4496493 and id<>'4496493' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69433' and id > 4496493 and id<>'4496493' order by id asc limit 5
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