| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| JT/T 646.2-2016 | English | 149 |
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Days<=3
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Highway noise barriers. Part 2: General technical requirements
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JT/T 646.2-2016
| Valid |
JT/T 646.2-2016
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