一、前言三菱重工业公司名古屋机器制造厂历来就生产钻石牌小型船用柴油机,它主要用作渔船主机,得到了用户的好评。近年来,对船舶的高速化、节能、缩小机舱尺寸、减少维修成本及航运费等综合经济性能提出越来越强烈的要求。为了适应市场上的 I. Preface Mitsubishi Heavy Industries, Ltd. Nagoya Machine Works has always been the production of diamond licensing small marine diesel engine, which is mainly used as the host of fishing boats, has been praised by users. In recent years, more and more stringent requirements have been put forward on the comprehensive economic performance such as speeding up ships, saving energy, reducing cabin dimensions, reducing maintenance costs and shipping costs. In order to adapt to the market