This paper dicusses the working principle of producing background and information of Z39 50 and WWW,based on the comparison of these two types,states that the difference between HTTP,TCP/IP two common use agreements in Z39 50 and WWW.是什么意思_This paper dicusses the working principle of producing background and information of Z39 50 and WWW,based on the comparison of these two types,states that the difference between HTTP,TCP/IP two common use agreements in Z39 50 and WWW.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句