The result shows that the blackbody emissivity is over 0.999 and can been taken as a radiation standard for calibrating the infrared tympanic thermometers.是什么意思_The result shows that the blackbody emissivity is over 0.999 and can been taken as a radiation standard for calibrating the infrared tympanic thermometers.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句