| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| YBJ 45-1992 | English | RFQ |
ASK
|
Days<=3
|
Operation Specifications for Engineering and Hydrogeological Geological Drilling
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YBJ 45-1992
| |
YBJ 45-1992
|