string(285) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%BC%9A%E8%AE%AE%E5%AE%A4%E9%83%BD%E9%9C%80%E8%A6%81%E9%85%8D%E5%A4%87%E4%BA%9B%E4%BB%80%E4%B9%88%E8%AE%BE%E5%A4%87 => Failed to connect to 125.88.227.171 port 38114: Connection refused"
会议室都需要配备些什么设备
