The emission of sulfur dioxide when high-sulfur coal is burned is restricted by law.

高硫煤燃烧过程中的二氧化硫的排放是受到法律限制的。

The level of sulfur dioxide gas above Venus's clouds shows large and very frequent fluctuations.

金星云层上方的二氧化硫气体水平显示出巨大且非常频繁的波动。

It is quite possible that these fluctuations, the huge increase and decrease of sulfur dioxide, happening again and again.

很有可能这些波动，二氧化硫的大量增加和减少，一次又一次地发生。

New coal-burning plants usually comply with the law by installing expensive equipment to filter sulfur dioxide from their emissions.

新的燃煤电厂通常安装昂贵的设备来过滤排放的二氧化硫以遵守法律。

Sulfur dioxide, a major contributor to acid rain, is an especially serious pollutant because it diminishes the respiratory system's ability to deal with all other pollutants.

二氧化硫是酸雨的主要成因之一，它是一种特别严重的污染物，因为它会降低呼吸系统处理其他污染物的能力。

Instead of lava, ash, and sulfur dioxide, these volcanoes spew mud and methane.

这里的火山喷涌出的不是岩浆、火山灰和二氧化硫，而是泥浆和甲烷。

Renewable diesel also creates far fewer sulfur dioxide, particulate, and nitrogen oxide emissions.

同时，可再生柴油排放的二氧化硫物、颗粒物和氮氧化物等要小得多。

That seemed to be the case with sulfur dioxide (SO2), which has a longer lifetime in the atmosphere.

二氧化硫(SO2)或许就是这样的例子，因为它在大气中存在的时间更长。

Vegetation in the surrounding area has been destroyed by acid rain due to high sulfur dioxide emissions.

二氧化硫的高排放引起的酸雨使得周围的植物遭到大面积破坏。

One theory suggests the Deccan lavas spewed immense amounts of poisonous sulfur dioxide gas into the atmosphere.

有一种假说认为，徳干火山喷发出的大量二氧化硫有毒气体进入了大气。

Zhou told a national conference that sulfur dioxide emissions were down 24.6 percent compared with that of 2005.

周生贤在一次全国性会议上指出，二氧化硫的排放量与2005年相比已经下降了24.6%。

Instead, the new study included a full range of pollutants, including sulfur dioxide, nitrogen oxide and water vapor.

与之相反，新的研究包括全部范围的污染物，包括二氧化硫，氮氧化物和水蒸汽。

Scientists could use airplanes to inject sulfur dioxide directly into the stratosphere and bring down global temperatures.

科学家们可以用飞机直接将二氧化硫散播到平流层而使全球气温下降。

Activity resumed in December, including more plumes of ash and steam, sulfur dioxide emissions, and low-level earthquake activity.

12月，亚伊马火山又重新活跃起来，更多的火山灰、蒸汽、二氧化硫喷涌出来，微小地震活动时常发生。

Its Ozone Monitoring Instrument on the Aura spacecraft can pick up and measure sulfur dioxide, which you can see in the plot below.

气候空间站上的臭氧监测设备可以收集并检测二氧化硫。

As incomes go up, people often focus first on cleaning up their drinking water, and then later on air pollutants like sulfur dioxide.

随着收入的增长，人们常常最先关注的是他们的饮用水，而后是有关氧化硫的空气污染问题。

WMO scientists assess and monitor air pollutants such as ground-level ozone, smog, particulate matter, sulfur dioxide and carbon monoxide.

世界气象组织的科学家对地面臭氧、烟雾、空气悬浮微粒子、二氧化硫、一氧化碳之类的污染物质进行评估监测。

Sulfur dioxide emissions and chemical oxygen demand kept falling, down 5.95% and 4.42% respectively, and this trend became more firmly set.

二氧化硫、化学需氧量排放量减少的势头得到巩固，全年分别下降5．95％和4．42％。

Zhou said the country's COD and emissions of sulfur dioxide fell for four consecutive years after the target was set at the beginning of 2006.

周生贤表示，自从2006年十一五计划目标实施以来，全国的COD指数和二氧化硫排放量已经连续4年呈下降趋势。

Finally, Marsulex will install a new scrubber at Chemtrade’s sulfuric acid plant in Cairo, Ohio, to meet lower sulfur dioxide limits by July 2011.

最后，马苏莱将在俄亥俄州开罗市的硫酸厂安装上新的脱硫器，以在2011年7月前达到降低二氧化硫的目的。

Cremation puts harmful gasses into the air including dioxins, mercury vapor from dental fillings, hydrochloric acid, carbon dioxide and sulfur dioxide.

火葬向大气排放的有害物质有：二恶英、水银蒸汽(如果死者有假牙的话)、盐酸、二氧化碳和二氧化硫。

The powerful eruption sent plumes of ash streaming over North Africa and the Middle East, and pumped vast quantities of sulfur dioxide into the atmosphere.

火山喷发致使大量的二氧化硫也排放到大气中，大量烟尘覆盖了非洲北部及中东部地区。

At its facility in Oregon, Ohio, Marsulex will improve chemical processing equipment, which will reduce sulfur dioxide emissions by no later than July 2011.

而其在俄勒冈州，俄亥俄州，马苏莱州的生产线通过改善化学处理设备，以达到在2011年7月前减少二氧化硫排放的目的。

Making problems much worse for Venus, its atmosphere is a thermal quilt, 93 times denser than Earth's and made up mostly of carbon dioxide and sulfur dioxide.

更糟的是，金星大气是一层裹热毯，密度比地球大气高93倍，并且主要由二氧化碳和二氧化硫组成。

Other issues, Trenberth says, are the cost and the location: Should sulfur dioxide seeding be global, or more localized to target specific parts of the planet?

其他问题，还包括成本和定位：是应该进行全球性撒播二氧化硫，还是定位后投射到特定目标区域？

Using new technology, clean coal plants sharply reduced the number of sooty particles spewed into the air, as well as gases like sulfur dioxide and nitrous oxide.

使用新技术，清洁煤电厂大大减少了煤烟粒子散发到大气中的数量，以及像二氧化硫和一氧化氮等气体。

In addition to the visible releases, volcanoes like Mount Merapi also give off sulfur dioxide, a gas that can have a variety of effects on people and the environment.

除了这些可见的物质外，类似默皮拉的火山同时会释放出二氧化硫，一种能对人类和环境产生多种影响的气体。

In addition, there were squiggles in the data that indicated other molecules, possibly carbon dioxide, sulfur dioxide, methane or more complex carbon-based molecules.

此外通过数据呈现的波形曲线显示出其他分子的存在，有可能是二氧化碳，二氧化硫，甲醇或更为复杂的含碳分子。