乙醇擦浴时乙醇浓度为
A:20%~23% B:25%~35% C:40%~45% D:45%~50% E:75%
乙醇擦浴时所用乙醇的浓度为
乙醇擦浴时所用乙醇的浓度为A.55%~65%B.45%~55%C.40%~45%D.35%~40%