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减少汽车NOx化合物的排放量,是世界上许多国家极为重视的项目。我国亦不例外,轻型汽车排放标准已规定要减少NOx排放。
Reducing emissions of automotive NOx compounds is a project that many countries in the world attach great importance to. Our country is no exception, light vehicle emission standards have been provided to reduce NOx emissions.