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近来,空气污染席卷全国,雾霾成为热门话题,使得人们对汽车尾气排放的关注再度升温。日前,工信部宣布于2015年1月1日起在全国范围内全面推行国四排放标准,旨在控制和减少汽车排放污染物,从而达到节能减排的要求。事实上,国四标准实施的消息人们已不陌生。但是无论在配套设施的建设、监管体系的配合还是发动机技术的升级上,行业依然面临诸多挑战:车用尿素供应体系尚未形成;柴油质量参差
Recently, air pollution swept across the country and smog has become a hot topic, making people’s concern about the emission of automobile exhaust heat up again. Recently, the Ministry of Industry and Information Technology announced on January 1, 2015 onwards, the full implementation of the national emission standards, designed to control and reduce vehicle emissions of pollutants, so as to achieve energy-saving emission reduction requirements. In fact, the news of the implementation of the four national standards no longer strangers. However, no matter in the construction of ancillary facilities, the regulatory system or the upgrading of engine technology, the industry still faces many challenges: the vehicle urea supply system has not yet formed;