从价值工程实践来看，决定价值工程成败的关键是（

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='29338' and id < 2388790 and id<>'2388790' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29338' and id > 2388790 and id<>'2388790' order by id asc limit 5