Share of nitrogen oxides emitted by engineering machinery in China 2022, by type
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In 2022, excavators emitted around 37.3 percent of nitrogen oxides among all engineering machinery vehicles in China. Vehicles were one of the main sources of air pollution in China.
于2022年，挖掘机在中国所有工程机械车辆中排放了约占37.3%的氮氧化物。车辆是中国空气污染的主要来源之一。
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