题目内容
亲水凝胶骨架材料
2021-12-16
A.卵磷脂
B.单硬脂酸丙二酯
C.黄原胶
D.聚山梨酯60
E.聚乙二醇
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='29708' and id < 2412678 and id<>'2412678' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29708' and id > 2412678 and id<>'2412678' order by id asc limit 5