PullSDK接口使最终应用程序开发用户看起来是一组对门禁控制器内数据Set/Get的抽象接口，在具体访问设备用户数据时，类似于在使用最通用的SQL语句。PullSDK接口在应用程序开发用户眼中看起来更像一个数据库服务器-The final application development PullSDK interface allows the user appears to be a group within the Data Access Controller Set/Get abstract interface in the when specific access equipment user data, similar to the most common SQL statement. PullSDK eyes of the user interface application development looks more like a database server