成套配电装置的特点有（  ）。 

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69485' and id < 4500678 and id<>'4500678' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69485' and id > 4500678 and id<>'4500678' order by id asc limit 5