| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| SY/T 7023-2023 | English | RFQ |
ASK
|
Days<=3
|
(Code for Design of Shield Tunnel Crossing in Oil and Gas Transmission Pipeline Engineering)
|
SY/T 7023-2023
| Valid |
SY/T 7023-2023
|