emissivity是什么意思音标:英 [ˌemɪ'sɪvɪtɪ]美 [ˌemə'sɪvətɪ]

n. (热)发射率
[化] 发射率; 热发射率; 比辐射率; 辐射系数; 热辐射系数

n. Tendency to emission; comparative facipty of emission,
or rate at which emission takes place, as of heat from the surface of a
heated body.

emissivity的用法和例句：

1.It's a particulate emission of some sort.

有点像是微粒状物排放什么的

2.His stance on carbon emissions is deplorable.

他在二氧化碳排放问题上的立场简直气人

3.It's zero emissions. It's zero everything.

这是零排放 全都是零吧

4.And then parts are turned into components, more emissions again.

接着零件被加工组装起来 又产生更多排放

5.Those emissions go up and warm the planet.

排放量增加 使地球变暖

6.There's a energy emission right behind him there in the woods.

他在树林里时身后有能量辐射

7....and emission theories apppes to the following conjecture.

...微粒说适用于 如下推论

8.Zero emissions, built by computers, affordable.

零排放 由计算机建造 价格实惠

9.No co2, no nitric oxide, no particulate emissions.

没有二氧化碳 氧化一氮也没有粉尘

10.But the emissions for different foods vary wildly.

但不同食物的碳排放量相差甚远