下列属于施工成本管理中经济措施的是（ ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='25977' and id < 2180362 and id<>'2180362' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25977' and id > 2180362 and id<>'2180362' order by id asc limit 5