Two hot issues of infrared radiation materials are reviewed:one is energy saving material with high emissivity, the other is stealth material with low emissivity.是什么意思_Two hot issues of infrared radiation materials are reviewed:one is energy saving material with high emissivity, the other is stealth material with low emissivity.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句