| Standard_ID | JJF 1045-1993 (JJF1045-1993) |
| Description (Translated English) | Technical Specification of MAP for Length of Gauge Block |
| Sector / Industry | Metrology & Measurement Industry Standard |
| Classification of Chinese Standard | A52 |
| Word Count Estimation | 15,000 |
| Date of Issue | 6/15/1905 |
| Date of Implementation | 8/1/1994 |
| Summary | This standard applies to: ensure that the instrument display (or print) the value of participating laboratories as the primary standard length, in order to directly measure the length measurement that is one way to measure the block. |