| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| SJ/Z 2921-1988 | English | RFQ |
ASK
|
Days<=9
|
Calculating methods for transformers for switched mode power supplies
|
SJ/Z 2921-1988
| Obsolete |
SJ/Z 2921-1988
|