题目内容
色甘酸钠作为哮喘的预防性用药其作用机制是
2021-12-29
A.激动支气管平滑肌β2受体
B.阻断支气管平滑肌M受体
C.抑制磷酸二酯酶
D.稳定肥大细胞膜，抑制过敏介质释放
E.直接松弛支气管平滑肌
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='30363' and id < 2454207 and id<>'2454207' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30363' and id > 2454207 and id<>'2454207' order by id asc limit 5