ERSITY 首部名称 请求?响应?主体? A1。w Authorization Content-Encoding Content-Length Content-Type Date Expires From 工f- Modified- since Last-Modi fied Location MIME-Version Pragma Referer Server User-Agent AW- Authenticate HTTP报文首部的名称 Zhang Dongyan TCP/IP ProtocolsZhang Dongyan TCP/IP Protocols 10 HTTP报文首部的名称