{"tema_id":"1038","string":"magnetic constant (magnetic permeability of vacuum (        )) \uf06d 0           #01455","created":"2022-12-19 09:13:34","code":null,"notes":[{"@type":"Cataloger's note","@lang":"en-EN","@value":"reference: R111-1:2004 2.9.5 "},{"@type":"Cataloger's note","@lang":"en-EN","@value":"ID: 01455 "}]}