来自林良明的问题
ph6的强酸和ph3的弱碱谁更伤皮肤英文pH能describe酸碱strength吗whichismorelikelyharmfultoyourskin,astrongacidsolutionwithaphof6oraweakacidsolutionwithaphof3.Explain
ph6的强酸和ph3的弱碱谁更伤皮肤英文pH能describe酸碱strength吗
whichismorelikelyharmfultoyourskin,astrongacidsolutionwithaphof6oraweakacidsolutionwithaphof3.Explain
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2020-11-29 06:45