问答题 熔焊的典型特征是具有[填空(1)] 。

单项选择题 As an innovative leader, one has to own the accountability to improve himself and his staff's ability to adapt to the new and ever-changing market.

问答题 某大型制药企业生产规格为100ml的0.9%氯化钠注射液，用薄膜过滤法做无菌检查，每批生产5万支，请问：1.每支样品接入每管培养基的最少样品量(ml)是多少？2.最少检验数量是多少？3.需要用到哪几种培养基？