| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| LD/T 99.11-1997 | English | 799 |
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Days<=5
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Work quota for municipal engineering construction Installation of gas pipe network engineering
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LD/T 99.11-1997
| Obsolete |
LD/T 99.11-1997
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