Document Crawler is one which retrieve the document from the desktop to Ur workspace with efficient time and performance is good compared to all document crawler-Document Crawler is one which retrieve the document from the desktop to Ur workspace wi

是对网络爬虫进行的应用，通过网络爬取信息，进行分析-Is a web crawler for applications, crawling through the network information for analysis

网络爬虫的具体应用，通过plos的api进行相关数据收集-Web crawler specific application, through plos the api for data collection