能杀死一切微生物的化学消毒剂是() ["二溴海因","碘伏","氯己定","戊二醛","苯扎溴铵"]
下列选项中不对基础底面积的大小构成影响的因素是()。 ["A.上部结构传来的竖向力设计值","B.基础的类型","C.地基承载力设计值","D.基础的埋置深度"]
属于煎膏剂检查项目的为() ["A.崩解时限","B.融变时限","C.溶散时限","D.相对密度","E.黏稠度"]
硬胶囊剂常出现的质量问题是() ["A.吸潮","B.返砂","C.澄明度不合格","D.黏冲","E.刺激性"]
属于低效消毒剂的是() ["乙醇","氯己定","含氯消毒剂","过氧乙酸","碘伏"]
什么叫变压器的励磁涌流?