关于2013—2019年我国LED产业，能够从上述资料中推出的是:

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='31919' and id < 2552187 and id<>'2552187' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31919' and id > 2552187 and id<>'2552187' order by id asc limit 5