| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GA/T 669.2-2008 | English | 669 |
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Technical standard of city area monitoring and alarming network system--Part 2: Technical specification of security
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GA/T 669.2-2008
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GA/T 669.2-2008
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