string(274) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%8A%E5%B8%82%E5%85%AC%E5%8F%B8%E9%9C%80%E8%A6%81%E5%95%A5%E6%9D%A1%E4%BB%B6%E5%91%A2%E7%8E%B0%E5%9C%A8 => Failed to connect to 14.18.117.71 port 38093: Connection refused"
上市公司需要啥条件呢现在
