acid- base balance
基础科学

        Maintenance of the optimum pH of body fluids by regulating theacid; base ratio. This usually involves abuffer system (see buffer). For examplemammalian blood must be maintained at apH of7.4,which requires a ratio of carbonicacid to bicarbonate of 1∶20; an......（本文共 501 字）     [阅读本文] >>