| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB 50416-2017 | English | RFQ |
ASK
|
Days<=10
|
Code for design of pit-bottom and chamber of coal mine
|
GB 50416-2017
| Valid |
GB 50416-2017
|