Agricultural Cabs - Environmental Air Quality - Definitions, Test Methods, and Safety Practices.

农机驾驶室。环境空气质量。定义，试验方法和安全操作规程。

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Environmental air quality standards were revised. The air quality index for monitoring fine particulate matter (PM2 s) was added.

修订环境空气质量标准，增加细颗粒物PM 2.5等监测指标。

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The comprehensive index of environmental air quality assessment can be calculated in the aid of the compromise active function weighting for each index .

借助于折衷型激励功效函数将单项污染物分指数加权为综合指数。

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Allen Hershkowitz with the Natural Resources Defense Council, a private environmental group, says air quality around landfill sites must be carefully checked when oil-contaminated waste is added to normal household trash.

VOA: standard.2010.08.05

The EPA said it is working with Federal Emergency Management Agency and the Texas Committee on Environmental Quality to monitor air quality in the area.

WSJ: Fertilizer-Storage Risk Is Often Overlooked

Edison is very concerned about local ambient air quality and environmental-justice issues.

FORBES: Connect

The U.S. Embassy in Beijing publishes AQI values for Beijing and other cities in China, and the Chinese Ministry of Environmental Protection provides its own air quality data for cities throughout the country.

FORBES: Air Quality In China