gmt88 发表于 2013-7-31 00:18:12

ISO/IEC TR 21890:2001 Interoperation of PISNs with IP Networks

ISO/IEC TR 21890:2001(E)
First Edition
2001-10-01
Information Technology -
Telecommunications and Information Exchange Between Systems -
Interoperation of PISNs with IP Networks

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admin 发表于 2013-7-31 11:43:16

谢谢您的分享，金币已奖励。

21319817 发表于 2013-8-29 08:06:40

:lol
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