{"tema_id":"457","string":"NA: he required records may include volumes at metering conditions, pressures, temperatures and calorific values, conversion equation specification and parameters, volumes and energy at base conditions, calibration datum, and alarm logs.","created":"2025-09-12 06:47:38","code":"http:\/\/digilab.jjan.eu\/Thesauri\/OIML\/xml.php?skosTema=470"}