求翻译：最后详细讲解了数据抓取和数据展示，这一部分主要包括定时任务的创建和运行、HttpClient模拟网店登录和网店数据的抓取以及数据库的建立和系统模块功能的实现，最后说明了系统的优点和系统存在问题是什么意思？

Elaborate data capture and display data, create and run this part of the timing tasks, login Httpclient simulated shop and shop data capture and database establishment and system module functions to achieve, and finally describes the system advantages and problems

Lastly, a detailed review of data capture and presentation of data, and some of the major including a Timer task of creating and running, HttpClient analog web shop login and store the data capture and the building of the database and the system function of the module, and finally achieve the system

Finally explained the data capture and the data in detail demonstrated that, this part mainly includes fixed time the duty foundation and the movement, the HttpClient simulation network shop registers with the net shop data capture as well as the database establishment and the system module function

Finally more data capture and data display, which mainly include scheduled tasks are created and run, HttpClient simulation online store login and online data capture and database of module and system realization of, and illustrates the advantages of the system and system problems

正在翻译，请等待...