！！！！！请教高手！！为什么POP3收到的邮件是这样的乱码？？？？？

[wxyxl]

我做了一个POP3的收信程序，可是收到的汉字却是一些如下的16进制编码，
这是什么回事啊，能给个思路吗？

+OK 669 octets
Received: from xieli [128.8.1.2] by wxyxl.com
(SMTPD32-4.06) id A06AA0878; Thu, 19 Apr 2001 21:51:54 PDT
Date: Thu, 19 Apr 2001 21:51:54 +0800
From: =?ISO-8859-1?Q?=CD=F5=CF=FE=D2=E5?= <[e-mail]>
To: =?ISO-8859-1?Q?=D0=BB=C0=F6?= <[e-mail]>
Subject:
X-mailer: FoxMail 3.1 [cn]
Mime-Version: 1.0
Content-Type: text/plain; charset="GB2312"
Content-Transfer-Encoding: quoted-printable
X-UIDL: 987714525
Status: U

=D0=BB=C0=F6=A3=AC=C4=FA=BA=C3=A3=A1

Three Email!

=D6=C2
=C0=F1=A3=A1

=CD=F5=CF=FE=D2=E5
[e-mail]

[sxbyl]

这不是乱码，这是一种编码规范
具体情况看RFC中关于MIME的部分

[wxyxl]

是不是汉字在邮件中就用MIME编码？

[hp1200]

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[hp1200]

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