| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB 50274-1998 | English | RFQ |
ASK
|
Days<=9
|
Code for construction and acceptance of refrigeration and air seperating equipment installation engineering
|
GB 50274-1998
| Obsolete |
GB 50274-1998
|