久久国产欧美日韩精品,日韩国产精品久久久久久亚洲,99视频精品全部免费免费,91精品国产综合久久走光

“發(fā)射率”的拼音為：fā shè lǜ...

“發(fā)射率”的英語可以翻譯為：emissivity ...

不時地有人建議采用鍍有金屬膜的織物以減少織物的發(fā)射率.The use of metallised fabrics is sometimes proposed to reduce the emissivity of a fabric.研究玻璃配合料發(fā)射率的測定方法.The measuring method of emissivities for glass batch is researched.測定八種玻璃配合料的發(fā)射率與溫度之間的關系...