string(311) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%B7%A5%E4%BD%9C%E4%B8%AD%E5%AD%98%E5%9C%A8%E7%9A%84%E9%97%AE%E9%A2%98%E5%8F%8A%E6%95%B4%E6%94%B9%E6%8E%AA%E6%96%BD%E8%A1%A8%E6%A0%BC%E6%80%8E%E4%B9%88%E5%86%99 => Received HTTP code 403 from proxy after CONNECT"
工作中存在的问题及整改措施表格怎么写
