频谱发射率emi ivity: 发射率flame emi ivity: 火焰发射率low emi ivity gla: 低辐射玻璃thermal emi ivity: 热辐射系数total emi ivity: 总辐射率下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:ectral emi ivity,即可在微信中查询翻译