三相四线的交流调压电路应釆用双脉冲或宽脉冲触发。（）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32652' and id < 2596120 and id<>'2596120' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32652' and id > 2596120 and id<>'2596120' order by id asc limit 5