zhè / tái / fú / shè / jì / xū / yào / dìng / qī / jiào / zhǔn / yǐ / bǎo / zhèng / cè / liáng / jié / guǒ / zhǔn / què这台辐射计需要定期校准,以保证测量结果准确。This radiometer needs to be calibrated regularly to ensure accurate measurements.