我国电源结构单一，缺少调峰.调频机组，储能技术尚未大规模应用，导致电网灵活性不足。（ ）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69421' and id < 4494846 and id<>'4494846' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69421' and id > 4494846 and id<>'4494846' order by id asc limit 5