Especially discusses the ways of choosing a proper air change rate.
讨论了换气次数的正确选取方法。
Therefore, combating air change is going to take the combined efforts of everyone on the planet.
因此，防止气候变化需要地球上的每个人共同来努力。
Experts recommend that your ventilation system should provide at least one air change every hour.
专家推荐你的通风系统应该至少要每小时换一下气。
Analyzes the effects of indoor dust loading and of fresh air rate to the air change rate in turbulent flow clean rooms.
分析了乱流洁净室净化空调设计中室内发尘量和新风比对换气次数的影响。
A reason for this is that RH buffering by materials is feeble and short lived compared with temperature buffering when the air change rate is large.
原因是当空气交换量大时，和热缓冲材料相比湿度缓冲材料的功能较弱，而且寿命不长。
This paper analyzes and simulates the effect of the air change rate per hour (ACH) on contamination diffusion airflow field in turbulent clean-room of hole-board ventilation by using CFD.
针对孔板送风的乱流洁净室，运用C FD软件对不同换气次数条件下的气流组织和污染物扩散进行数值模拟分析。
In the meantime, the amount of CO2 in the air is rapidly approaching the limits proposed by the Intergovernmental Panel on Climate Change (IPCC).
与此同时，空气中的二氧化碳含量正迅速接近政府间气候变化专门委员会（IPCC）提出的上限。
If you think you can change your life in a clever way, the way an advertiser can get you to buy an air freshener, you're probably wrong.
如果你认为你可以用一种聪明的方式改变你的生活，就像广告商可以让你买空气清新剂那样，你可能就错了。
The pain that penetrates each joint is brought about by a change in air pressure, such as the change that proceeds a storm.
穿透每个关节的疼痛是由气压的变化引起的，例如暴风雨的变化。
Change the filters on your air-conditioning vents. These filters are dust and pollen "magnets".
更换空调通风口的过滤器。这些过滤器是灰尘和花粉的“吸铁石”。
Climate change will cause air pollution and diseases.
气候变化会导致空气污染，引发疾病。
Just then, an air hostess came up to her and asked, "Could you please change your seat?"
正在这时，一位空姐走过来问：“您可以换一下座位吗？”
Either the change in the quality of the air from heavy to light, or the sense of being amid new scenes where there were no invidious eyes upon her, sent up her spirits wonderfully.
也许是空气的性质从沉闷到轻松的变化，也许是她觉得已经到了没有人用恶意的眼光看待她的新地方，于是她的精神奇妙地振作起来。
That's one rationale for handing this issue over to Congress: The Clean Air Act, as written, simply isn't well-designed to handle a massive issue like climate change.
这成为了将这一问题交给国会处理的一个依据：《清洁空气法案》，就目前版本而言，并非针对解决气候变化这种大问题而制定的。
The change was not mandatory, and the spokesman would not comment on Air France's failure to follow the advice.
这种改变不是强制性的,所以这位发言人没有就法航没有采取此项建议作出任何评论。
The estimates are far from comprehensive, since they only consider air pollution, and they make no effort to address longer-term issues such as climate change.
估计数据是很不全面，因为他们只考虑课空气污染，没有努力解决诸如气候变化这样的长期问题。
The study by 200 European experts says reactive nitrogen contributes to air pollution, fuels climate change and is estimated to shorten the life of the average resident by six months.
这项由200位欧洲专家完成的研究表示，活性氮会导致空气污染，刺激气候变化，并预估将居民的平均寿命缩短六个月。
Australian climatologist will Steffens argued that climate change caused by human activity will fundamentally alter the air, land and oceans for tens of thousands of years.
澳大利亚气候学家威尔·斯蒂芬斯辩称，由人类活动引起的气候变化将完全地改变数万年的空气、土壤和海洋。
Normally, those levels fall when food intake decreases, but in this case Lippl attributes the change to the thin air.
通常瘦素会随着进食的减少而下降，利普认为这次是稀薄的空气导致了这种变化。
May 25, 2010 - As carbon Expo 2010 opens this week in Cologne, Germany, carbon traders face an uncertain future and lower prices, with a new global climate change agreement still up in the air.
2010年5月25日——随着2010年碳博览会本周在德国科隆开幕，而且新的全球气候变化协议仍悬而未决，碳交易商们将面临不确定的未来和较低的碳价。
La ninas change global weather patterns; they are associated with less moisture in the air, resulting in less rain along the coasts of North and South America.
拉尼娜改变了全球的气象格局：由于它的出现，大气中水汽的减少，从而导致南北美洲海岸的少雨。
Scientific papers describing the links between climate change and health are outnumbered by those on air pollution by almost 8 times, and by those on smoking by almost 40 times.
就阐述气候变化与健康之间关系的科学论文数量而言，关于空气污染的论文数量几乎是其8倍，而关于吸烟问题的论文数量几乎是其40倍。
Continuing climate change will affect, in profoundly adverse ways, some of the most fundamental determinants of health: food, air and water, according to WHO Director-General Dr Margaret chan.
据世卫组织总干事陈冯富珍博士说，气候变化将以极为不利的方式影响健康的一些最基本决定因素：食物、空气和水。
This pair of images demonstrates how air pollution can change the size of droplets in Marine clouds.
这组图像演示了空气污染如何改变海洋上空云滴的大小。
Climate change is about much more than just dirty air, but finding ways of making climate change more visible is critical.
气候变化的含义不仅仅是浑浊的空气，找到使“天气变化”这一概念更视觉化的方式也非常重要。
And most importantly, how do these figures change when there's a nip in the air?
最重要的是，当气温变化的时，人们是怎么变化的？
And most importantly, how do these figures change when there's a nip in the air?
最重要的是，当气温变化的时，人们是怎么变化的？
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