消毒用酒精的浓度应为:A.30%B.60%C.75%D.95%
消毒用酒精的浓度应为:
A.30%
B.60%
C.75%
D.95%
相关考题:
消毒效果最好的乙醇浓度是A.50%B.55%C.75%D.95%
消毒用酒精的浓度应为:
A.30%
B.60%
C.75%
D.95%