题目内容：
血浆pH值主要决定于下列哪一种缓冲对?
A.KHCO3/H2CO3
B.K2HPO4/KH2PO4
C.NaHCO3/H2CO3
D.Na2HPO4/NaH2PO4
E.蛋白质-Na/蛋白质
参考答案：
选择题：血浆pH值主要决定于下列哪一种缓冲对?
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