Technique amp; measures for improving the diesel engine displacement used in vehicles 車用柴油發(fā)動機(jī)排放治理技術(shù)措施
They reject the limits on engine displacement , instead advocating the promotion of fuel - efficient cars of all shapes and sizes 他們拒絕在發(fā)動機(jī)替換上的限制,而提倡促銷所有型號的有效利用能源的汽車。