在这个系统中，每一层、每一级都有不尽相同的规范化要求与标准。
In the system, each level has its own special standardization demand and norm.
建立统一的信息标准，提供平台与接口规范。
Establish-unified information standard and provide the platform and the connection standard.
建立统一的信息标准，提供平台与接口规范。
Establish-unified information standard and provide the platform and the connection standard.
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