In recent years,with the rapid development of China's economy,the demand for diesel vehicles by the Chinese people has been continuously increasing.Diesel vehicle exhaust has caused serious environmental pollution.The country has introduced regulations for exhaust emissions in the sixth stage and non road four sta-ges.In order to implement the regulations of National Ⅵ and non road four stages,we conduct research and re-search on different application conditions.Different schemes are needed to meet the special requirements of ther-mal management and radiation for different application conditions and special application environments.
维普
万方数据