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【单选题】
在吸光光度分析法中，需要选择适宜的读数范围，这是由于（ ）A.
吸光度 A=0.70~0.20 时，误差最小
B.
吸光度 A=10%-80% 时，误差最小
C.
吸光度 A=10%-80% 时，误差最小
D.
吸光度读数越大，误差越小
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B.
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C.
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