string(265) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%BE%BD%E5%AE%81%E7%9C%81%E6%A3%8B%E7%9B%98%E5%B1%B1%E5%B1%9E%E4%BA%8E%E5%93%AA%E4%B8%AA%E5%B8%82 => Failed to connect to 14.18.117.71 port 38069: Connection refused"
辽宁省棋盘山属于哪个市
