string(266) "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%E5%BC%80%E6%88%B7%E8%A7%84%E5%88%99%E5%8F%98%E5%8C%96%E5%8E%86%E7%A8%8B => Failed to connect to 101.91.112.32 port 38195: Connection refused"
创业板开户规则变化历程
