Considering the price relation between the hiked tap-water and geothermic water, rates of geothermic water are defined by following the classification of the six categories of users of tap-water.

考虑自来水价格上调后与地热水的合理比价关系，按照自来水用户分类项目确定六类用户的地热水价格。

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"The weird thing about industry classification is that, depending on the sources we look at, there are varying rates of risk, " says Cordell Wise, a Fair Isaac product manager.

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