string(310) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%BB%BA%E7%AD%91%E5%B7%A5%E7%A8%8B%E6%8A%80%E6%9C%AF%E8%B4%9F%E8%B4%A3%E4%BA%BA%E5%B7%A5%E4%BD%9C%E5%86%85%E5%AE%B9%E6%80%8E%E4%B9%88%E5%86%99 => Failed to connect to 14.18.117.71 port 38041: Connection refused"
建筑工程技术负责人工作内容怎么写
