| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| YD/T 1328-2015 | English | 1039 |
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Days<=6
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(Digital cellular mobile communication network voice service billing system metering performance technical requirements and test methods)
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YD/T 1328-2015
| Valid |
YD/T 1328-2015
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