题目内容
砷盐的检查方法所用的试剂是
2021-10-18
A.氯化钡试液
B.酸性氯化亚锡试液
C.硫酸
D.硫氰酸铵溶液
E.硫酸肼溶液
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='26008' and id < 2182572 and id<>'2182572' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26008' and id > 2182572 and id<>'2182572' order by id asc limit 5