移动电气设备电源应采用髙强度铜芯橡皮护套硬绝缘电缆。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='27213' and id < 2260484 and id<>'2260484' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27213' and id > 2260484 and id<>'2260484' order by id asc limit 5