string(303) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%AF%B7%E7%A4%BA%E5%92%8C%E6%8A%A5%E5%91%8A%E4%B8%A4%E7%A7%8D%E5%85%AC%E6%96%87%E7%9A%84%E5%8C%BA%E5%88%AB%E6%98%AF%E4%BB%80%E4%B9%88 => Failed to connect to 125.88.227.171 port 38062: Connection refused"
请示和报告两种公文的区别是什么
