下列物质中，可能缩短石裔固化时间的是

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='30049' and id < 2434207 and id<>'2434207' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30049' and id > 2434207 and id<>'2434207' order by id asc limit 5