Heating this chemical compound drives off carbon dioxide gas, leaving calcium oxide.
这种化合物加热后会排出二氧化碳,产生氧化钙。
The gas sensing mechanisms of metal oxide gas sensors are described.
阐述了半导体气敏材料的气敏作用及机理;
David to accept the first task is the preparation of nitrous oxide gas.
戴维接受的第一项任务是配制氧化亚氮气体。
The technology development trends of metal oxide gas sensors are also discussed.
展望了今后半导体气敏传感器技术的发展趋向。
The metal oxide gas sensor and voltage following circuit are adopted in this electronic nose system.
本论文工作的电子鼻采用了金属氧化物气体传感器阵列、电压跟随电路。
It mainly consists of a thick tin oxide gas sensor array and radial basis function(RBF) neural network.
该电子鼻主要由一组厚膜金属氧化锡气体传感器阵列和RBF神经网络组成。
In several reactions a colour change indicates the formation of new products. For example, green copper carbonate reacts, when heated, to form black copper oxide and carbon dioxide gas.
在一些反应中颜色会发生变化,它表明产生了新的物质,例如,绿色的碳酸铜在加热时会分解为黑色的氧化铜和二氧化碳气体。
And a new study shows that biochar could have an impact on agriculture's other greenhouse gas emission: nitrous oxide, or laughing gas, which is no laughing matter when it comes to climate change.
一项最新研究表明生物炭对诸如一氧化二氮、笑气之类由农业生产造成的温室气体排放可能会产生影响,这些气体的排放对气候变化来说可不是什么好事。
Endothelial cells manufacture a magical protective molecule of gas called nitric oxide, which protects our blood vessels.
内皮细胞可以释放一种保护我们血管的神奇气体分子——一氧化氮。
Rocket sewage This nitrous oxide-powered rocket thruster designed at Stanford can also be used in a sewage treatment plant to reduce greenhouse gas emissions.
火箭污水处理系统。这个由斯坦福大学研究设计的以氧化氮为动力的火箭推进器,也可用于污水处理工厂以减少温室气体排放。
As well as carbon dioxide, planes emit nitrogen oxide, another nasty gas.
除了二氧化碳,飞机还释放出另外一种有害气体——一氧化碳。
Rocket Sewage This nitrous oxide-powered rocket thruster designed at Stanford can also be used in a sewage treatment plant to reduce greenhouse gas emissions. Stanford University.
火箭污水处理系统。这个由斯坦福大学研究设计的以氧化氮为动力的火箭推进器,也可用于污水处理工厂以减少温室气体排放。斯坦福大学。
Nitrogen oxide released from nitrogen fertilisers accumulates in the atmosphere as a green house gas that is 300 times more damaging than carbon dioxide.
由氮肥产生的含氮氧化物等温室气体进入大气后,其产生危害能力二氧化碳的三百多倍。
While nitrous oxide is a powerful greenhouse gas, when it's burned as rocket fuel, the only byproducts are hot oxygen and nitrogen.
虽然氧化氮是种温室效应气体,但当用作火箭燃料燃烧时,排出的副产品仅仅是热氧气和热氮气。
Then there's manure —all that animal waste generates nitrous oxide, a greenhouse gas that has 296 times the warming effect of CO2.
接下来是动物粪便——所有动物的粪便都产生一氧化二氮,一种温室效应是CO2 296倍的温室气体。
Then there's manure - all that animal waste generates nitrous oxide, a greenhouse gas that has 296 times the warming effect of CO2.
接下来是动物粪便——所有动物的粪便都产生一氧化二氮,一种温室效应是CO2 296倍的温室气体。
Blood that is poor in nitric oxide will scavenge the gas from other tissues, causing the vessels in those tissues to constrict.
一氧化氮含量低的血液将会把其他组织中的气体一扫而空,从而导致这些组织中的血管收缩。
Although present in minute concentrations in Earth's atmosphere, nitrous oxide is a highly potent greenhouse gas and is becoming a keyfactor in stratospheric ozone destruction.
虽然在地球大气层中的浓度甚微,一氧化二氮是一种很强的温室气体,而且正成为破坏平流层臭氧的主因。
Compared with carbon dioxide, nitrous oxide is 300-fold more potent in terms of its warming potential, though carbon dioxide is a far more prevalent greenhouse gas.
虽然二氧化碳是更为普遍的温室气体,但与二氧化碳相比,一氧化二氮是其致暖潜力的300倍以上。
Furthermore, he warns that putting blood lacking nitric oxide into the body does not merely dilute what gas is already present in the bloodstream.
另外,他警告说,将缺乏一氧化氮的血液输入人体,不仅仅只是稀释掉血液中原有的气体。
Intensive farms also use fertilizers which release the powerful greenhouse gas nitrous oxide when applied to the soil.
集约化农业生产使用化肥,施到土壤中的化肥会释放强大的温室气体一氧化二氮。
OSLO (Reuters) - Thawing permafrost can release nitrous oxide, also known as laughing gas, a contributor to climate change that has been largely overlooked in the Arctic, a study showed on Sunday.
周日发表的一项研究显示北极永冻土壤解冻可以释放出氧化亚氮,俗称笑气。 这种温室气体对气候变化的贡献一般为世人所忽视。
There, in a process called denitrification, microbes convert the nitrogen into nitrous oxide (also called laughing gas) and an inert gas called dinitrogen.
在那里,经称为脱氮的过程,微生物把氮转化为一氧化二氮(又称笑气)和一种称为二氮的惰性气体。
But a large proportion of global greenhouse gas emissions are actually other gases, such as N2O (nitrous oxide) and CH4 (methane).
但是,全球温室气体排放实际上有相当一部分是其他气体,如N2O(一氧化二氮)和CH4(甲烷)。
The greenhouse gas figure equates to 18% of man-made greenhouse gas emissions, largely thanks to the methane and nitrous oxide animals' "enteric fermentation".
畜牧业产生的温室效应气体,大部分由甲烷沼气和动物肠内发酵及粪尿处理产生的氮氧化物,总量占到人为产生温室气体的18%。
The insects also produce 300 times less nitrous oxide, also a warming gas, and much less ammonia, a pollutant produced by pig and poultry farming.
昆虫制造出的一氧化氮比猪和家禽少300倍,制造的温室气体、氨气也要少很多。
Nitrous oxide is also a greenhouse gas.
氮化物一氧化氮也是温室气体的一种。
Nitrous oxide is also a potent greenhouse gas, which contributes to global warming, so efforts to restrict emissions could tackle climate change as well as ozone loss, the scientists say.
科学家们指出,一氧化二氮也是一种威力甚大的温室气体,而温室气体会导致全球变暖。
The gas, properly known as nitrous oxide, could soon pose a bigger threat to ozone than CFC chemicals, the use of which has been restricted since the 1980s.
这种正式名为一氧化二氮的气体对臭氧层所构成的威胁,可能很快就会超过氟氯烃(CFC)化学品。而后者自上世纪八十年代以来就已被限制使用。
Nitrous oxide (N2O) is a greenhouse gas 300 times more potent than carbon dioxide.
氮氧化物(一氧化二氮)是一种比二氧化碳强300倍的温室气体。
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