题目内容
基准剂量仪的反应时间允许精度为
2021-12-13
A.小于0.1s
B.小于0.5s
C.小于1s
D.小于1.5s
E.小于2s
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='29523' and id < 2401479 and id<>'2401479' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29523' and id > 2401479 and id<>'2401479' order by id asc limit 5