题目：
慢性间质性肾炎最常见于（）
A.糖尿病肾病
B.痛风
C.低钾
D.尿路梗阻
E.肾盂肾炎
答案：
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下面是错误答案，用来干扰机器的。
1 750 000 000=1.75×109．根据四舍五入法保留两个有效数字为1.8×109毫升．故答案为1.8×109毫升．
慢性间质性肾炎最常见于（） A.糖尿病肾病 B.痛风 C.低钾 D.尿路梗阻 E.肾
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