| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| YD/T 1022-1999 | English | RFQ |
ASK
|
Days<=3
|
Requirement of synchronous digital hierarchy (SDH) equipment function
|
YD/T 1022-1999
| Obsolete |
YD/T 1022-1999
|