对达到工厂模型要求的企业来说，规模没有边界，唯一制约它们扩张的因素是管理。

For enterprises which can meet the requirements of a factory model, their model has no bounds as the only restraint to their expansion is administration.

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规模经济难题的根源在于对模型认识上的误解，把工厂模型和公司模型混为一体是导致这一问题长期存在的原因。

The problem lies in the misunderstanding of the models which, over a long period of time, confuses the factory model and the company model.

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然后他们把这些石膏模型运到帝国各地的工厂，而后以大理石或青铜为材进行复刻。

Then they shipped these plaster casts to workshops all over the empire, where they were replicated in marble or bronze.

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