A very helpful tool to define this dimension is a service classification system.
要定义这个维度，一个非常有用的工具是一个服务分类系统。
In fact, tourism laws and regulations and the tax law on travel agency travel service classification is inconsistent, nor is it now formed.
实际上，旅游法律法规与税法对旅行社的旅游服务分类表述不一致，也不是现在形成的。
Information service can be broken down into different classification while different service classification has different management of tolerance zone.
信息服务分为不同类型，不同服务类型其容忍区管理也不同。
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