题目内容
曾引起公害病的环境因子主要是
2021-12-10
A.氟化物
B.甲基萊
C.甲醛
D.砷化物
E.非电离辐射
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='29218' and id < 2377817 and id<>'2377817' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29218' and id > 2377817 and id<>'2377817' order by id asc limit 5