稳定的供应，更少的污染是碳燃烧的难题之一。
They do have coal. Security of supply and reducing the pollution in city centres are way ahead in motivation over carbon burning.
速燃期内高温富碳燃烧区的形状与着火前一时刻喷雾场的形状相吻合；
The shape of rich soot combustion area at high temperature coincides with the share of spray area before ignition.
围绕富碳燃烧型快速发烟剂的红外消光能力和燃烧成烟速度，进行理论分析和试验对比验证。
The paper is directed at how to enhance the infrared extinction ability and the burning speed of the burning fast smoke agent.
森林仅仅燃烧一次就能留下足够的黑碳，来保持数千年土壤肥沃。
Burning the forest just once can leave behind enough black carbon to keep the soil fertile for thousands of years.
当史蒂文森依据碳-14的痕迹追溯过去时，他发现碳-14的含量随着太阳燃烧的强度而变化。
When Stevenson followed the carbon-14 trail back in time, he found carbon-14 levels change with the intensity of solar burning.
未燃烧的植物腐烂得很快，但黑碳在土壤中存留了好几个世纪。
Unburnt vegetation rots quickly, but black carbon persists in the soil for many centuries.
具有多重碳-碳键的大分子的燃烧涉及到一系列更复杂的反应。
The combustion of larger molecules, which have multiple carbon-carbon bonds, involves a more complex series of reactions.
这些分子燃烧起来比汽油更干净，部分原因是它们的碳-碳键更少（如果有的话），而且它们排放的碳氢化合物不太可能产生臭氧。
These molecules burn more cleanly than gasoline, in part because they have fewer, if any, carbon-carbon bonds, and the hydrocarbons they do emit are less likely to generate ozone.
这些分子燃烧起来比汽油更清洁，部分原因是它们的碳-碳键更少或者不存在，而且它们排放的碳氢化合物产生臭氧的可能性更小。
These molecules burn more cleanly than gasoline, in part because they have fewer, if and, carbon-carbon bonds, and the hydrocarbons they do emit are less likely to generate ozone.
环保人士估计，在这样一个工厂的生命期内一直使用其生产的乙醇，与燃烧等量汽油相比将减少75%的碳排放量。
Environmentalists reckon that using the ethanol produced over the lifetime of such a plant would cut carbon emissions by 75% compared with burning the equivalent amount of petrol.
大气棕色云主要是由人们燃烧生物质和化石燃料产生的炭黑(悬浮的碳颗粒)组成的。
Atmospheric brown clouds are made up mostly of soot - suspended carbon particles - produced by people burning biomass and fossil fuels.
主宰世界的这帮人正以前所未有的规模燃烧碳燃料，他们试图继京都议定书之后达成一项协议。
The people who run the world are burning carbon like never before to try to agree a successor treaty to the Kyoto protocol.
由柴油发动机、森林大火和炉子中不充分燃烧的木头产生的微小的碳颗粒像沙尘一样被带到世界边远地区。
Minute particles of carbon produced by diesel engines, forest fires and the inefficient burning of wood in stoves is being carried just like dust to the remotest regions of the world.
苏格兰泥潭沼泽地吸收了英国生态系统中四分之三的泥炭——这相当于化石燃料燃烧一个世纪所排放的碳量。
Scottish peat bogs hold three-quarters of all the carbon in British ecosystems - equivalent to around a century of emissions from fossil fuel burning.
因为中国大部分电力来源于燃烧煤等会导致碳排放的矿物燃料，因此能源强度与减少温室气体排放量密切相关。
Energy intensity is closely linked to reducing greenhouse gases because most of China's power comes from burning fossil fuels, like coal, which release carbon.
碳排放通常是燃烧石油或其他燃料(煤炭和木料等)的直接结果。
Typically carbon emissions are a direct consequence of burning fossil fuels or some type of flammable material (coal, wood, etc).
煤炭需要转换为气体，剥离其中的碳，然后燃烧剩余部分。
Coal is turned into a gas, the carbon is stripped out and the rest is burned.
这相当于过去200年来人类燃烧化石燃料产生的碳量的一半。
That's about half as much as humans have already added through burning fossil fuels over the last 200 years.
煤燃烧前的碳捕捉要复杂的多，需要对电厂进行重新设计。
Far more complicated is precombustion carbon capture, which involves completely redesigning plants.
采用这样的生物燃料被认为是“碳中性”，因为燃烧这些燃料所产生的CO2比在生产过程中吸收的CO2要少。
The use of such biofuel is viewed by many as' carbon neutral 'because the carbon dioxide that is emitted from burning the fuel is less than the amount of CO2 the organisms absorb to grow.
采用这样的生物燃料被认为是“碳中性”，因为燃烧这些燃料所产生的CO2比在生产过程中吸收的CO2要少。
The use of such biofuel is viewed by many as ‘carbon neutral’ because the carbon dioxide that is emitted from burning the fuel is less than the amount of CO2 the organisms absorb to grow.
因炉灶燃烧不完全而释放的甲烷和黑碳(煤烟颗粒)是导致气候出现重大变化的污染物。
Methane and black carbon (sooty particles) emitted by inefficient stove combustion are powerful climate change pollutants.
因此，植物燃烧不像煤碳和石油之类的化石燃料，它们在燃烧过程中不会增加大气中的碳含量。
So unlike with fossil fuels such as coal and oil, burning them does not add new carbon to the atmosphere.
这些碳不能作为燃料，因为要提取出他们来所需要的能量比燃烧他们能获得的能量还要大。
It is useless as fuel, because it would take more energy to extract than would be gained by burning it.
干木材重量的大约一半是由碳组成的，如果树腐化了，或被燃烧了，大部分碳都会以二氧化碳的形式释放出来。
Roughly half the dry weight of a tree is made up of stored carbon, most of which is released when the tree rots or is burned.
干木材重量的大约一半是由碳组成的，如果树腐化了，或被燃烧了，大部分碳都会以二氧化碳的形式释放出来。
Roughly half the dry weight of a tree is made up of stored carbon, most of which is released when the tree rots or is burned.
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