X线平片怀疑骨肉瘤，下列哪项不是MR检查的主要目的：

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='24727' and id < 2117995 and id<>'2117995' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24727' and id > 2117995 and id<>'2117995' order by id asc limit 5