| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 14373-1993 | English | 639 |
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Days<=5
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Specifications of 46 channels TDM equipment operating on 4 line telephone-type circuit
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GB/T 14373-1993
| Obsolete |
GB/T 14373-1993
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