string(238) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%80%E5%BB%BA%E5%AE%9E%E5%8A%A1%E6%A1%88%E4%BE%8B%E6%80%BB%E7%BB%93 => Failed to connect to 14.116.215.7 port 38225: Connection refused"
一建实务案例总结
