{"tema_id":"810","string":"indirect method (verification)           #00388","created":"2022-12-19 09:13:32","code":null,"notes":[{"@type":"Cataloger's note","@lang":"en-EN","@value":"reference: R039:2006 2.10 "},{"@type":"Cataloger's note","@lang":"en-EN","@value":"ID: 00388 "},{"@type":"Definition note","@lang":"en-EN","@value":"process for verifying that the hardness measuring performance of the Rockwell hardness machine is within maximum permissible errors by conducting hardness measurements using reference test blocks "}]}