| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| YD/T 927-1997 | English | 1159 |
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Multipoint communication service for audiographics and audiovisual conferencing service definition
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YD/T 927-1997
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YD/T 927-1997
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