string(274) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%85%AC%E8%B7%AF%E7%9B%91%E7%90%86%E5%91%98%E6%97%A5%E5%B8%B8%E6%9C%89%E4%BB%80%E4%B9%88%E5%B7%A5%E4%BD%9C => Failed to connect to 14.18.117.71 port 38041: Connection refused"
公路监理员日常有什么工作
