string(271) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%98%BE%E7%A4%BA%E5%99%A8ips%E5%92%8Cva%E5%B1%8F%E5%B9%95%E5%93%AA%E4%B8%AA%E5%A5%BD%E4%B8%80%E7%82%B9 => Failed to connect to 101.91.112.32 port 38162: Connection refused"
显示器ips和va屏幕哪个好一点
