试题详情
单项选择题下列索书号排列顺序正确的是（）。

A、R47/CM2-2、R473.72/CH2/1、R423.5/CY3-3、R47/CP1

B、R473.72/CH2/1、R47/CM2-2、R423.5/CY3-3、R47/CP1

C、R47/CP1、R47/CM2-2、R473.72/CH2/1、R423.5/CY3-3

D、R423.5/CY3-3、R47/CP1、R47/CM2-2、R473.72/CH2/1

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