给晶闸管加上正向阳极电压它就会导通。（）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32648' and id < 2595926 and id<>'2595926' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32648' and id > 2595926 and id<>'2595926' order by id asc limit 5