题目内容
放疗摆位中治疗床高度的允许精度为
2021-12-13
A.±0.2cm
B.±0.3cm
C.±0.4cm
D.±0.5cm
E.±1cm
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='29523' and id < 2401469 and id<>'2401469' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29523' and id > 2401469 and id<>'2401469' order by id asc limit 5