string(322) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%8D%8E%E4%B8%BA%E6%94%AF%E6%8C%81%E7%BA%A2%E5%A4%96%E7%BA%BF%E5%92%8Cnfc%E5%8A%9F%E8%83%BD%E6%89%8B%E6%9C%BA%E6%9C%89%E5%93%AA%E4%BA%9B%E5%9E%8B%E5%8F%B7 => Failed to connect to 14.18.117.71 port 38220: Connection refused"
华为支持红外线和nfc功能手机有哪些型号
