string(255) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%A7%BB%E5%8A%A8%E7%9A%84wap%E5%92%8Cnet%E6%9C%89%E4%BB%80%E4%B9%88%E4%B8%8D%E5%90%8C => Failed to connect to 101.89.143.195 port 38175: Connection refused"
移动的wap和net有什么不同
