净煤：经清洗工序生产出来的煤炭。

Clean coal: coal produced by a cleaning process.

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人们认为这些领域包括能源效率、“净煤”技术和电动汽车。

Those areas are thought to include energy efficiency, "clean coal" technologies and electric cars.

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今年中国成为热煤净进口国。

China became a net importer of thermal coal this year.

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今年中国成为热煤净进口国。

China became a net importer of thermal coal this year.

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