string(276) "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%E8%81%8C%E8%B4%A3%E6%9C%89%E5%87%A0%E6%9D%A1%E5%86%85%E5%AE%B9%E5%91%A2 => Failed to connect to 101.89.117.144 port 38208: Connection refused"
监理员的职责有几条内容呢
