string(319) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%A4%84%E7%90%86%E5%85%AC%E5%85%B3%E5%8D%B1%E6%9C%BA%E7%9A%84%E9%A2%84%E6%A1%88%E5%8C%85%E6%8B%AC%E7%9A%84%E6%AD%A5%E9%AA%A4%E6%9C%89%E5%93%AA%E4%BA%9B => Failed to connect to 14.18.117.71 port 38220: Connection refused"
处理公关危机的预案包括的步骤有哪些
