题目内容
直肠癌三野等中心照射定位时，侧野后界一般放在
2021-12-13
A.骶骨1/2处
B.骶骨前1/3处
C.骶骨后1/3处
D.尾骨尖后缘
E.尾骨尖后缘0.5cm
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='29516' and id < 2400802 and id<>'2400802' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29516' and id > 2400802 and id<>'2400802' order by id asc limit 5