string(256) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%83%B3%E5%BC%80%E7%BD%91%E5%90%A7%E9%9C%80%E8%A6%81%E4%BB%80%E4%B9%88%E6%89%8B%E7%BB%AD => Failed to connect to 61.171.74.35 port 38041: Connection refused"
想开网吧需要什么手续
