单项选择题
A.1.42ml B.0.95ml C.0.67ml D.0.48ml E.0.37ml
A.延时断开 B.延时闭合 C.瞬时断开 D.瞬时闭合
A.肥达反应 B.血培养 C.尿培养 D.粪便培养 E.骨髓培养
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