| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB 50497-2009 | English | RFQ |
ASK
|
Days<=7
|
Technical code for monitoring of building excavation engineering
|
GB 50497-2009
| Obsolete |
GB 50497-2009
|