单项选择题
我国出版界一般都以（）幅面纸张的1/32大小的书页为标准，称之为小32开。
A.787mm*1092mm
B.850mm*1168mm
C.900mm*1220mm
D.680mm*850mm
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单项选择题
A.787mm*1092mm
B.850mm*1168mm
C.900mm*1220mm
D.680mm*850mm
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