频率的一次调整是由(  )来完成的。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69511' and id < 4503231 and id<>'4503231' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69511' and id > 4503231 and id<>'4503231' order by id asc limit 5