| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| YD/T 1550.1-2007 | English | 669 |
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Technical Specification for 2GHz WCDMA Digital Cellular Mobile Communication Network lub Interface (Phase Ⅰ). Part 1: General
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YD/T 1550.1-2007
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YD/T 1550.1-2007
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