Which would also screen out particulate matter dangerous to human health.

过滤器还可以筛选出危害人类健康的颗粒。

This includes increased monitoring of particulate matter in the air.

包括监测空气中的悬浮颗粒等。

She says one solution that might reduce black carbon emissions is gasoline particulate filters.

她表示，汽油颗粒过滤器可能是减少黑碳排放的解决方法。

We block over 99 of particulate of the same size.

我们阻挡了九十九多个相同大小的颗粒。

Common combustion products include hydrocarbons, oxides of nitrogen and sulfur, ammonia and particulate matter.

常见的燃烧产包括碳氢化合、氮和硫的氧化、氨和颗粒。

It urged more action to reduce particulate matter that damages lungs.

它敦促采取更多行动来减少损害肺部的颗粒。

But County Health Director Christine Stinson says particulate matter is a concern.

卫生主任克里斯汀·斯廷森表示，悬浮颗粒是一个令人担忧的问题。

And one of the primary measurements for the Index is particulate matter 2.5.

指数的主要测量指标之一是“颗粒 2.5”。

Well, short-term exposure to the particulates from the forest fires is manageable, doctors tell me.

医生告诉我，短期接触森林大火产生的微粒是可控的。

Bush fires produce particulate matter pollution, which are airborne particles small enough to enter the lungs.

丛林大火会产生颗粒污染，颗粒是空气中的微小颗粒，可以进入肺部。

Particulate matter comes in various sizes.

颗粒有各种大小。

In parts of the capital levels of fine particulate matter reached 30 times the limit deemed safe.

在首都的某些地方，大气细颗粒的含量达到了最低安全指标的30倍。

Pollutants and small particulate matter landing on your plants can block sunlight, which is essential for photosynthesis.

污染和小颗粒质落在植上会阻挡阳光，而阳光对光合作用至关重要。

On Tuesday, the air quality index came close to the level of 400 for tiny particulate matter.

周二，市的空气质量指数（每立方米空气中微小颗粒含量）接近400。

She tells us that those tiny particulates can essentially create change of Brobdingnag in proportions across the globe.

她告诉我们，这些微小的微粒基本上可以在全球范围内造成布罗卜丁奈格变化。

In recent days, tests found that Northern Thailand had very high levels of airborne particulates known as PM2.5.

最近，测试显示，泰国北部空中悬浮微粒，即PM2。5的含量已达超高。

Burning tires can release numerous harmful chemicals and gases into the environment, as well as particulates, said Lalit Dandona.

轮胎经过燃烧会释放大量有害化质、有害气体、颗粒到环境中，拉利特如是说道。

To put the matter in perspective, most scientists say particulate matter standards are like speed limits.

大多数家都一致表示，客观来讲，颗粒标准就如同限速标准。

Because the particulates are so tiny, they can sneak past our body's natural defenses and get into our system.

因为这些微粒质非常微小，它们可以偷偷越过我们身体的自然防御系统，从而进入我们内部的身体系统。

Particulate matter is made up of a number of parts, including acids, organic chemicals, metals, and soil or dust.

颗粒由若干部分组成，包括酸性质、有机化品、金属、土壤和灰尘。