产品的身份属性

最后更新于：2022-04-01 01:55:51

[![2015智能可穿戴市场白皮书](https://docs.gechiui.com/gc-content/uploads/sites/kancloud/2015-08-02_55bd83e85861e.png)](http://isux.tencent.com/wp-content/uploads/2015/07/20150701094734329.png) 
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