Spectral emissivity
[电] 频谱发射因数
🧩 词语组成解析
spectral
['spɛktrəl]
adj. （似）鬼的;幽灵的;谱的;光谱的;
n. (热)发射率\\n[化] 发射率; 热发射率; 比辐射率; 辐射系数; 热辐射系数
🗣️ 情景例句
Lies cannot hide facts.
谎言掩盖不了事实。
A still tongue makes a wise head.
智者寡言。
Hi! You guys keep talking so loudly that I have to speak at the top my voice!
哎！你们一直这样大声讲话，我都不得不扯着嗓子说话了。