string(282) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%BB%99%E9%A2%86%E5%AF%BC%E7%9A%84%E5%B7%A5%E4%BD%9C%E5%BB%BA%E8%AE%AE%E5%85%AC%E6%96%87%E6%80%8E%E4%B9%88%E5%86%99 => Failed to connect to 14.18.46.51 port 38206: Connection refused"
给领导的工作建议公文怎么写
