关于汽轮发电机与水轮发电机的结构，描述正确的是（   ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69444' and id < 4497164 and id<>'4497164' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69444' and id > 4497164 and id<>'4497164' order by id asc limit 5