As an important blood biochemical index, the concentration of in blood serum, which is carbon dioxide combinability, reflects on the metabolism enginery activity . it can be used in judging the clinic patient's acid-alkali balance and electrolyte foul-up <中文摘要>=血清中浓度即二氧化碳结合力,是血生化中一项重要指标,反映了新陈代谢机能活动,可用于判断临床病人酸碱平衡和电解质紊乱。