现有95%乙醇500ml,要配制70%乙醇,需加入灭菌蒸馏水约A.132mlB.179mlC.185mlD.279m1E.285ml
现有95%乙醇500ml,要配制70%乙醇,需加入灭菌蒸馏水A.159mlB.169mlC.179mlD.189mlE.199ml
现有95%乙醇500ml,要配制70%乙醇,需加入灭菌蒸馏水约A.132mlB.179mlC.185mlD.279mlE.385ml
现有95%乙醇500ml,要配制成70%乙醇,需加入灭菌蒸馏水约A.132 mlB.179 mlC.185 mlD.279 mlE.285 ml
现有95%乙醇500ml,要配制70%乙醇,需加入灭菌蒸馏水A.155mlB.165mlC.178mlD.185mlE.195ml
现有95%乙醇500ml,要配制70%乙醇需加入灭菌蒸馏水A.155mlB.169mlC.179mlD.185mlE.195ml
现有95%乙醇500ml,要配制70%乙醇,需加入灭菌蒸馏水的量是A.132mlB.179mlC.185mlD.279mlE.385ml
现有95%乙醇500mL,要配制70%乙醇,需加入灭菌蒸馏水的量是()。A.132mLB.179mLC.185mLD.279mLE.385mL
护士小李需要用70%乙醇,现有95%乙醇500ml,她需加入多少灭菌蒸馏水A.185mlB.385mlC.132mlD.179mlE.279ml