string(238) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%9D%91%E7%BA%A7%E5%85%AC%E8%B7%AF%E4%BF%AE%E5%BB%BA%E6%8A%A5%E5%91%8A => Failed to connect to 14.18.117.71 port 38133: Connection refused"
村级公路修建报告
