particulate matter

常见例句

双语例句

• The Clean Air Act mandates the EPA to regulate harmful pollutants such as particulate matter and ozone.
  《清洁空气法》授权美国环保局监管有害污染物，如微粒物质和臭氧。
• We've seen in previous Games how the weather can affect the marathon. Mix in some ozone and particulate matter, and you have a very unkind and unpredictable race.
  我们都曾在以前的奥运赛事中见证糟糕的天气是怎样影响马拉松比赛结果的，一旦空气中掺杂上臭氧和颗粒的成分，比赛结果将是很难预料的。
• Particulate matter, particularly black carbon from cooking fires and coal-fired plants in India, is the real culprit.
  悬浮微粒、特别是印度地区，生产和生活燃煤所带来的炭黑，才是真正的元凶。

原声例句

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

权威例句

• Ultrafine particulate matter refers to nanoscale particulate matter, smaller than 0.1 micron (100 nanometers) in size.
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• They promise lower emissions of nitrogen oxides, sulfur oxides, particulate matter, and carbon dioxide (CO2).
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• By the time a car achieves Euro V standards, emissions of NOx and particulate matter are negligible.
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