下列地形中，主要由内力作用形成的是

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='19478' and id < 1687016 and id<>'1687016' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='19478' and id > 1687016 and id<>'1687016' order by id asc limit 5