emission

[美]/iˈmɪʃn/
[英]/iˈmɪʃn/
词频: 极高

释义

n. 排放物,散发物,释放气体、光、热
词形变化
复数emissions

短语搭配

carbon emission

碳排放

greenhouse gas emission

温室气体排放

reduce emissions

减少排放

vehicle emissions

车辆排放

industrial emissions

工业排放

acoustic emission

声发射,声频发射;声发射检验

gas emission

瓦斯泄出;气体放出;瓦斯喷出

field emission

场致发射;自动发射;静电发射;电场发射

emission control

排放控制;废气排出控制;发射控制;散发污染物管理规则

emission spectrometry

发射光谱测量学

atomic emission

原子发射

exhaust emission

废气排放

spontaneous emission

[电磁学]自发发射

pollutant emission

污染物排放;污染发散物

atomic emission spectrometry

原子发射光谱法;原子发射光谱学

emission standard

排放标准

emission spectrum

发射光谱;放射谱

positron emission

正电子发射

emission rate

放射率;排放速度

positron emission tomography

[化]正电子成象术;正电子放射断层造影术

dust emission

粉尘排放,烟尘排放;[机]扬尘量

emission spectra

发射光谱

emission spectroscopy

发射光谱学

methane emission

沼气泄出

例句

the emission of heat from a fire

从火炉中发出的热

anthropogenic emissions of sulphur dioxide.

人类活动引起的二氧化硫废气。

the effects of lead emission on health.

铅的排放对健康的影响。

gaseous emissions from motor vehicles.

汽车的气体排放。

CO2 emissions cannot be dealt with at the micro level.

二氧化碳排放不能在小规模层次上处理。

the effect of nitrous emissions on acid rain.

氮排放对酸雨形成的作用。

Dangerous emissions radiate from plutonium.

危险的辐射物从钚放散出来。

The white light comes from exciplex emission at the solid-state interface between (dppy)BF and NPB in addition to the exiton emission from NPB and (dppy)BF respectively.

激基复合物发光通常波长较长且半峰宽较宽,因此利用激基复合物发光是制备有机白光电发光器件的有效方法。

the figure shows contours of 21-cm line emission of atomic hydrogen.

此图形标明原子氢的21厘米发射谱线的等高线。

A new method of measuring the ratio of thermal emission rate to the photoexcitation constant is presented.

提出了在考虑吸收系数强度特性条件下一种测量热激发速率与光激发常数比值的新方法。

Abstract: Triboluminescence is the emission of light caused by applicationof mechanical energy to a solid.

文摘:摩擦发光物质在材料科学领域倍受人们关注。

Cathodoluminescence (CL) spectra show a strong band-edge emission around the V-shape pits.

阴极射线的萤光光谱显示了很强的能隙发光强度在V形凹洞的边缘发生。

The effect of solvent polarity and guanidinium on the con-formation of carbonic anhydrase was studied by fluorescence emission spectrum.

以紫外荧光光谱为检测手段,比较研究了溶剂极性及盐酸胍对碳酸酐酶构象的影响。

Abstract : The effect of solvent polarity and guanidinium on the con-formation of carbonic anhydrase was studied by fluorescence emission spectrum.

摘要 : 以紫外荧光光谱为检测手段,比较研究了溶剂极性及盐酸胍对碳酸酐酶构象的影响。

Obtained gas emission regularity of working face by detection on gas emission,offered reference parameters to the similar condition working face for gasproof.

通过对工作面瓦斯涌出参数的测定,得出了工作面瓦斯涌出规律。为相似工作面瓦斯治理提供了参考数据。

A terawatt—one million megawatts—of “carbon-free” power is the scale needed to make a significant dent in projected carbon dioxide emissions at midcentury.

如果想让本世纪中叶的二氧化碳排放量预测值有效降低,我们对于无碳能源的需求就会达到一兆瓦这个数量级。

The results also show that green band emission is due to transition from conduction band to deep acceptor level which result in antiposition defect of OZn.

同样方法测量的530nm绿峰的发光衰变规律显示绿光主要源于导带至OZn反位缺陷深受主能级的跃迁。

Using an autoclave as a digester to dissolve the sample,flow injection hydride/emission spetrometer analysis method is used to detect the accessory arsenicum in output NAPHTHA.

本文研究了用热压消化器溶解样品,注动注射氢化物发射光谱法测定出口石脑油中痕量砷的方法。

By cooperation with thiophene ring, which results in the better conformations, the absorption and emission spectra exhibit bathochrome. 7.

7.研究了不同的给/吸电子取代基对芴基聚合物的电子和光学性质的影响。

原声例句

They also analyzed greenhouse gas emissions.

而且分析了温室气体的排放。

来源: Science in 60 Seconds Listening Compilation August 2014

And time is essential for reducing greenhouse gas emissions.

时间对于减少温室气体排放至关重要。

来源: Wall Street Journal

You have transport emissions, particularly trucks but also private vehicles.

交通尾气,尤其是载重卡车,当然也包括私家汽车。

来源: CNN 10 Student English November 2019 Collection

Now, we do our utmost to reduce coal-generated emissions.

“现在,我们竭尽所能削减燃煤造成的排放。”

来源: CRI Online October 2017 Collection

We will take solid steps toward the goals of achieving peak carbon emissions and carbon neutrality.

扎实做好碳达峰、碳中和各项工作。

来源: 2021 Government Work Report

Around 37% of CO2 emissions worldwide stem from construction.

全球约 37% 的二氧化碳排放来自建筑业。

来源: BBC English Unlocked

She also said fossil fuel emissions continue to rise.

她还表示,化石燃料的排放量继续上升。

来源: This month VOA Special English

Many scientists blame fossil fuel emissions for contributing to warmer temperatures.

许多科学家指责化石燃料排放导致气温升高。

来源: CNN 10 Student English November 2018 Collection

Cattle ranching also creates five times more greenhouse gas emissions.

养牛场还排放了相比其它牲畜而言5倍多的温室气体。

来源: Science in 60 Seconds Listening Compilation August 2014

Farming accounts for one-fifth of the UK's carbon emissions.

养殖业占英国碳排放的五分之一。

来源: CRI Online November 2021 Collection

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