This increase in literacy, in reading, led to an increase in demand for eyeglasses.

读写能力，阅读能力的提高，导致了对眼镜需求的增加。

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Shallow reading; Reader colony; Demand features; Service countermeasures.

浅阅读；读者群体；需求特征；服务对策。

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Shallow reading; Reader colony; Demand features; Service countermeasures.

浅阅读；读者群体；需求特征；服务对策。

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