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单词 Black carbon
释义

Black carbon

原声例句
TED演讲(视频版) 2019年8月合集

Black carbon absorbs heat and just accelerates the melting of glaciers.

黑碳可以吸收热量从而加速冰川消融。

马云演讲合辑

It can cause fire accidents and emits black carbon.

而且会导致火灾事故,并释放黑炭。

BBC英语大破解

These activities also release black carbon – a polluting particle.

上述事件还会导致黑碳排放,黑碳是一种污染颗粒。

CNN 10 学生英语 2018年4月合集

We thought how about replacing that carbon black with something from nature?

我们想,自然界的东西能来代替碳黑吗?

经济学人-科技

Black carbon deposited on the Arctic snow and ice, he says, will have only a minimal effect on its reflectivity.

他说,落到北极冰雪上面的黑炭,只会对其反射率带来微小的影响。

CNN 10 学生英语 2018年4月合集

So what we are doing is we`re replacing the carbon black with the green algae.

所以我们要做的是用绿藻来取代炭黑。

科学60秒 听力 2016年8月合集

She says one solution that might reduce black carbon emissions is gasoline particulate filters.

她表示,汽油颗粒过滤器可能是减少黑碳排放的解决方法。

CNN 精选 2016年9月合集

The report measured pollutants like sulfates, nitrates and black carbon, blamed for getting into people's lungs.

世卫组织发布的报告测量了硫酸盐、硝酸酯和黑碳等可进入人们肺部的污染物。

经济学人-科技

At the moment, most eyes are on soot (or “black carbon”, as jargon-loving researchers refer to it).

当前,绝大多数眼球都注目于煤烟。

VOA慢速英语_世界

Air pollutants like black carbon and dust land on the glaciers, which speeds up their melting, too.

空气污染物,如炭黑和灰尘会落在冰川上,这也会加速冰川的融化。

BBC 听力 2013年1月合集

New research suggests that soot or black carbon makes a much bigger contribution to global warming than previously thought.

新研究表明,烟灰或黑碳对全球变暖的影响比之前料想的要大。

CNN 10 学生英语综合听力 2016年9月合集

The report measured pollutants like sulfates, nitrates and black carbon, blamed for getting into people`s lungs.

该报告测量了硫酸盐、硝酸盐和炭黑等污染物,这些污染物被认为是进入人们肺部的罪魁祸首。

TED演讲(视频版) 2019年7月合集

Number four: pollution in the region has increased the amount of black carbon that's deposited on our glaciers.

第四:该地区的污染增加了沉积在我们冰川上的黑碳量。

Life Noggin

They found that the black carbon, which is a major component of soot, would rise to the stratosphere and absorb sunlight.

他们发现,作为烟灰主要成分的黑碳会上升到平流层并吸收阳光。

TED演讲(视频版)双语精选

Scientists, believe it, are finding soot in mothers placentas, meaning unborn babies are directly exposed to the black carbon produced by motor traffic and fuel burning.

说出来你们可能不信,科学家在孕妇的胎盘中发现了烟尘。这意味着婴儿尚未出生就直接暴露于机动车行驶和燃料燃烧产生的黑碳之下。

PBS趣味科普

The blackest carbon nanotube coating, developed by MIT engineers, traps 99.995% of light meaning that only 5 in 100,000 photons escape that forest of light-trapping nanotubes.

由麻省理工学院工程师开发的最黑的碳纳米管涂层捕获了 99.995% 的光,这意味着每 100,000 个光子中只有 5 个逃过了光捕获纳米管束。

VOA常速英语_美洲

Black carbon is a type of particle that is black but what it really measures is diesel pollution, that the black plume that comes out of like a heavy-duty diesel truck or a bus.

黑碳是一种黑色的颗粒物,但它真正测量的是柴油污染,重型柴油卡车或公共汽车排放出来的黑色烟羽。

科学60秒-科学美国人 2020年4月合集

From Bolivia: A new study traces how smoke plumes from heavy Amazon burning in 2007 and 2010 deposited black carbon and dust in the Andes, speeding up melting of the Bolivian Zongo Glacier by boosting heat absorption.

来自玻利维亚:一项新的研究追踪了2007年和2010年亚马逊大火产生的烟羽如何在安第斯山脉沉积黑碳和灰尘,通过促进吸热加速玻利维亚宗戈冰川的融化。

中文百科

黑碳

黑碳(Black carbon)是一种悬浮粒子,源自于含碳物质(主要是石油、煤、木炭、树木、柴草、塑料垃圾、动物粪便等)不完全燃烧和氧化形成的产物。在扫描电镜下观察,黑碳呈现出亚微米级的颗粒物聚合体(团状或者链状)。黑碳表现为斥水性,由于结合了吸湿性有机碳成分而很快转为亲水性粒子。

英语百科

Black carbon 黑碳

Black carbon is found worldwide, but its presence and impact are particularly strong in Asia.
Black carbon is in the air and circulates the globe.
Black carbon on a cooking pot. Result of a biofuel cooking.

Chemically, black carbon or BC is a component of fine particulate matter (PM ≤ 2.5 µm in aerodynamic diameter). Black carbon consists of pure carbon in several linked forms. It is formed through the incomplete combustion of fossil fuels, biofuel, and biomass, and is emitted in both anthropogenic and naturally occurring soot.

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更新时间:2025/6/18 19:34:24