YD/T 638.7-1993
Type designation for carrier communication equipment (English Version)
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YD/T 638.7-1993
Standard No.
YD/T 638.7-1993
Language
Chinese,
Available in English version
Release Date
1993
Published By
Professional Standard - Post and Telecommunication
Status
Withdraw
2009-12
Latest
YD/T 638.7-1993
YD/T 638.7-1993 history
1993
YD/T 638.7-1993
Type designation for carrier communication equipment
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