燃料电池汽车不排放废气，产生的是脂肪酸盐和水。
Instead of exhaust fumes, the fuel-cell car produces soap and water.
铂：在珠宝中被普遍使用，在我们的汽车的控制废气排放的装置中，铂的使用更为常见。
Platinum (Pt): Most familiar for its use in jewelry, platinum is more often used in the systems that control vehicle emissions in our cars.
汽车和工厂排放大量的废气，使得环境被污染。
Eg: It is cars and factories that release a great deal of gases, polluting the environment.
为永久不散的汽车污染烟雾所苦的加利福尼亚州，强制要求在公元2003年前，在州内销售的汽车有10%完全不排放废气。
California, locked in a perpetual automotive smog, requires that by 2003, 10% of the cars offered for sale in the state produce zero emissions...
其主要结论为全球肉类生产应为温室气体总排放量的18%负责，这比全世界的汽车、铁路和航空运输排放废气加起来的还稍多。
Its headline conclusion was that global meat production was responsible for 18% of greenhouse gas emissions, which was slightly more than all of the world's cars, trains, and planes combined.
插电式混合动力汽车比单纯汽油动力汽车的废气排放量更少，尤其是当他们使用电源运行时，完全不会产生废气。
Plug-in electric hybrids give off less exhaust than gas guzzlers. And when they're running on battery power, they generate no fumes at all.
然后，当这些化学物质与氮氧化合物(存在于汽车排放的废气中)发生化学反应时，就会形成臭氧，这会对人类和动物的健康构成更大的威胁。
When the chemicals react with nitrogen oxide--found in pollution from cars--they form ozone, a much bigger health threat to humans and animals.
显然，如果我什么也不做，但是我把没量车的汽油价加倍，汽车废气排放量就会是现在的一半了，别的不会有什么改变。
Clearly, if I did nothing more, but I took every car, doubled its fuel economy, its emissions would go to 50% of what they are now, no other changes being made.
另外10个州借鉴加里福利亚州汽车废气排放标准签署了共同文件，当中还包括加州有关温室气体的相关要求。
Ten states have signed up to follow California's standards on car exhaust, including its requirements on greenhouse gases.
新条例包括，为汽车燃油设定更高的标准，对工业和废气排放实行更严格的措施。
The new regulations include higher standards for vehicle fuel, and stricter restrictions on industrial and exhaust gas emissions.
通用电气公司预计，如果25%的美国家庭安装了智能电表，其效果相当于减少了170万辆汽车的废气排放。
Installing smart meters in 25% of American homes, GE estimates, would be equivalent to removing 1.7m cars from the roads.
为保护人类赖以生存的大气环境，必须严格控制汽车废气排放。
It is very necessary to control automotive exhaust emission for the protection of atmosphere environment that mankind relies for existence.
美国各地的城市都在治理空气污染，做法是控制汽车废气排放、限制使用薪柴炉和监测工厂污染。
Cities across the U. S. are cracking down on air pollution by enforcing auto emissions control, limiting the use of wood burning stoves, and by monitoring factory pollution.
除此之外，从汽车和公共汽车的废气排放也使得情况更糟。
Besides, exhaust emission from cars and buses has made the situation even worse.
首先，应采取技术创新使汽车可以减少排放废气，我们的环境会变得更清洁。
To begin with, technical innovation should be adopted in order that cars can emit less exhaust gases, and our environment will be become cleaner.
史蒂文：我们这些年也在减少有害气体排放量，但是汽车废气排放依然是空气污染的主要原因。
Steven: We have reduced emission of air pollutants in recent years, but cars are still a major source of them.
北京城区施行单双号交通管制削减了从汽车和卡车生产的50％的废气排放量。
The traffic bans within the city have virtually cut the amount of emissions produced from cars and trucks by 50%.
在加州，限制车辆废气排放的新法规将会严重影响美国汽车生产商。
In California, new regulations restricting greenhouse gas emissions from vehicles will have big implications for us carmakers.
然而，随着越来越多的废气排放是汽车、空气污染问题变得更加严重。
However, with more and more waste gas being discharged by the cars, the problem of air pollution becomes even more serious.
汽车排放的废气对环境有害。
越来越多的汽车在街上跑，在这种情况下会有越来越多的废气将会被排放到空气中。
More and more cars are running in the street today, in which case more and more waste gas will be sent into the air.
汽车应该配备最小化的废气排放装置。
Cars should be equipped to minimize the exhaust they release into the air.
根据国内外经验，制订合适的汽车废气排放标准是控制大气污染措施之一。
To formulate an adaptable motor vehicle exhaust emission standard is one of the important events of air pollution control according to domestic and foreign experience.
雾霾又是怎样产生的呢？汽车尾气，工业生产排放废气，和鞭炮等都是雾霾的主要来由。
Haze is how to produce? Automobile exhaust emissions from industrial production, and firecrackers and so on all is the main cause of haze.
提出了红外光谱诊断技术用于诊断汽车废气排放物的温度和组分浓度。
A technology of infrared spectroscopy diagnoses is introduced for the flame temperature and species concentration of exhaust emission of vehicles.
我们这些年也在减少有害气体排放量，但是汽车废气排放依然是空气污染的主要原因。
We have reduced emission of air pollutants inn c ent years, but cars are still a major source of them.
我们如今知道，柴油车排放的废气毒性比汽车公司宣称的要大得多，而这是欧洲和北美空气污染的一大原因。
We now know fumes from diesel vehicles are a lot more toxic than car companies claimed and this is a big cause of air pollution in Europe and North America.
我们如今知道，柴油车排放的废气毒性比汽车公司宣称的要大得多，而这是欧洲和北美空气污染的一大原因。
We now know fumes from diesel vehicles are a lot more toxic than car companies claimed and this is a big cause of air pollution in Europe and North America.
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