string(274) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%88%9B%E4%B8%9A%E6%9D%BF%E6%97%A5%E5%9D%87%E5%8D%81%E4%B8%87%E5%A6%82%E4%BD%95%E8%AE%A1%E7%AE%97%E7%9A%84 => Failed to connect to 14.18.117.71 port 38093: Connection refused"
创业板日均十万如何计算的
