关于网孔电流法，对其描述正确的是（    ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='68474' and id < 4421096 and id<>'4421096' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='68474' and id > 4421096 and id<>'4421096' order by id asc limit 5