string(230) "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%8E%86%E5%B9%B4%E9%80%9A%E8%BF%87%E7%8E%87 => Failed to connect to 101.91.112.32 port 38221: Connection refused"
监理历年通过率
