论文部分内容阅读
国Ⅳ实施在即,但SCR+尿素溶液技术路线存在较大局限性,且升级增加的成本短期对整车需求将产生一定的不利影响,满足标准的油品缺乏也将带来
However, the technical route of SCR + urea solution has great limitations, and the cost of upgrading increases the short-term demand for the vehicle will have a certain adverse impact to meet the standard lack of oil will also bring