string(256) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B9%A1%E6%9D%91%E4%BF%AE%E8%B7%AF%E7%9A%84%E5%BB%BA%E8%AE%AE%E5%92%8C%E6%8E%AA%E6%96%BD => Failed to connect to 14.18.117.71 port 38133: Connection refused"
乡村修路的建议和措施
