题目内容
热辐射是指物体以（ ）形式传递热能的现象。
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='24350' and id < 2100046 and id<>'2100046' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24350' and id > 2100046 and id<>'2100046' order by id asc limit 5