单项选择题
组织脱水时通常乙醇的正确浓度顺序是()
A.70%-75%-80%-90%-100%
B.70%-75%-85%-90%-100%
C.70%-80%-85%-90%-100%
D.70%-80%-85%-95%-100%
E.70%-80%-90%-95%-100%
点击查看答案

单项选择题
A.70%-75%-80%-90%-100%
B.70%-75%-85%-90%-100%
C.70%-80%-85%-90%-100%
D.70%-80%-85%-95%-100%
E.70%-80%-90%-95%-100%
微信扫一扫,加关注免费搜题