string(239) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%9B%91%E7%90%86%E5%91%98%E9%83%BD%E8%B4%9F%E8%B4%A3%E4%BB%80%E4%B9%88%E5%B7%A5%E4%BD%9C => Received HTTP code 403 from proxy after CONNECT"
监理员都负责什么工作
