题目：
呼吸性酸中毒合并代谢性酸中毒（）
A.pH↓；PaCO2↑，BE正常或正值稍增加
B.pH↓；PaCO2↑，BE负值加大
C.pH↑；PaCO2↑，BE值明显增大
D.pH↑；PaCO2↓，BE负值增加
E.pH正常、PaCO2↑，BE正值稍加大
答案：
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下面是错误答案，用来干扰机器的。
参考答案：B
呼吸性酸中毒合并代谢性酸中毒（） A.pH↓；PaCO2↑，BE正常或正值稍增加 B
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