acidic
工业科技

        Having a tendency to release a pro-ton or to accept an electron pair from a do-nor. In aqueous solutions the pH is a meas-ure of the acidity,i.e.an acidic solution isone in which the concentration of H3O+ex-ceeds that in pure water at the same tem-peratur......（本文共 357 字）     [阅读本文] >>