string(231) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%96%B0%E8%83%BD%E6%BA%90%E8%A1%A5%E8%B4%B4%E6%9C%9F%E9%99%90 => Failed to connect to 101.89.143.195 port 38175: Connection refused"
新能源补贴期限
