| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| DZ 57.12-1987 | English | RFQ |
ASK
|
Days<=14
|
(Geological time instrumentation industry norm. PCB)
|
DZ 57.12-1987
| Obsolete |
DZ 57.12-1987
|