总灰分测定时供试品炭化后，为灰化完全应保持的温度是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30732' and id < 2475887 and id<>'2475887' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30732' and id > 2475887 and id<>'2475887' order by id asc limit 5