题目内容
背衬层材料
2021-10-22
A.铝塑复合膜
B.乙烯-醋酸乙烯共聚物
C.聚异丁烯压敏胶
D.氟碳聚酯薄膜
E.硅油
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='26248' and id < 2197046 and id<>'2197046' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26248' and id > 2197046 and id<>'2197046' order by id asc limit 5