string(256) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%9B%91%E7%90%86%E5%91%98%E7%9A%84%E6%97%A5%E5%B8%B8%E5%B7%A5%E4%BD%9C%E5%86%85%E5%AE%B9 => Failed to connect to 14.116.215.7 port 38225: Connection refused"
监理员的日常工作内容
