| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 17535-1998 | English | 419 |
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Information technology. Telecommunications and information exchange between systems. Interface connector and contact assignments for ISDN Basic Access Interface located at reference points S and T
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GB/T 17535-1998
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GB/T 17535-1998
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