| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB 50027-2001 | English | RFQ |
ASK
|
Days<=10
|
Standard for hydrogeological investigation of water-supply
|
GB 50027-2001
| Obsolete |
GB 50027-2001
|