string(258) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%9F%BA%E5%BB%BA%E5%AF%B9%E9%87%91%E4%BB%B7%E5%BD%B1%E5%93%8D%E5%A4%A7%E4%B8%8D%E5%A4%A7 => Failed to connect to 101.89.117.144 port 38017: Connection refused"
基建对金价影响大不大
