| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| CJJ/T 250-2016 | English | 2049 |
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Days<=13
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Technical specification for crossing and aerial crossing engineering of city gas pipeline
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CJJ/T 250-2016
| Valid |
CJJ/T 250-2016
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