基本解释血碳酸正常同根派生 英汉例句The 95% CI of difference were 2.70 mmHg between hyper- and normocapnia and 2.18 mm Hg between hypo- and normocapnia. 与正常呼吸相比;屏气和过度通气时LLCA测定差异的95%25CI分别为2.;70mmHg和2