OK Date: Mon, 24 Jun 2019 08:55:05 GMT Server: nginx/1.13.8 Content-Type: text/html Content-Length: 24758 Last-Modified: Thu, 03 Jan 2019 06:58:17 GMT ETag: "5c2db289-60b6" Accept-Ranges: bytes X-Via: 1.1 PS-000-01CUP61:4 (Cdn Cache Server V2.0), 1.1 PSxgHK6xa70:0 (Cdn Cache Server V2.0) Connection: close 《IAMAC年度课题专著》系列书籍重磅出版_新书推荐_中国彩73注册新闻网