如果加速器的源轴距是100cm，而一个患者的肿瘤深度为10cm，则该射野的源皮距是

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='29509' and id < 2400312 and id<>'2400312' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29509' and id > 2400312 and id<>'2400312' order by id asc limit 5