The activated carbon can be dispersed in the spent liquor as a fine powder or the spent liquor can be passed through a column of particulate carbon.

活性炭可以分散在以精细粉末或废液废液可以通过碳微粒柱通过。

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The correlation analytical method was used in this study. It was found that the source of particulate carbon in aerosol at Pudong New Area was coal combustion.

采用元素相关分析方法，找出了浦东新区大气气溶胶中碳颗粒的污染源，确证该区大气中碳颗粒主要来自煤的燃烧。

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The feasibility of preparation of particulate activated carbon from char of cocoa nut husk by water vapour microwave was studied.

研究了以椰壳炭化料为原料，采用水蒸气微波法制备颗粒活性炭的可行性。

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

VOA: standard.2009.03.23

The latter include health-damaging and smog-forming airborne pollutants like hydrocarbons, nitrogen oxide, particulate matter, carbon monoxide and formaldehyde, as well as greenhouse gases that contribute to climate change, like carbon dioxide, nitrous oxide, methane and other compounds.

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They promise lower emissions of nitrogen oxides, sulfur oxides, particulate matter, and carbon dioxide (CO2).

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"As there is no carbon in the fuel, hydrogen-powered vehicles produce no carbon monoxide, carbon dioxide or particulate emissions, " said Wrightbus business development director Jonathan Poynton.

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