目前,功率级在40～50kW的柴油机,其世界市场容量几乎达到14万台/年。据行家估计,到本世纪末,将会比这个数字增加15％。这种情况促成了英国的Varity Perkins和Peterborough公司与日本的Iseki发动机制造公司把这两种产品投入 Currently, the power level of 40 ~ 50kW diesel engine, the world market capacity of almost 140,000 units / year. It is estimated by the experts that by the end of this century, this figure will increase by 15%. This led to the UK Varity Perkins and Peterborough Corporation and Japan’s Iseki engine manufacturing company put these two products into