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通过对柴油机气门材料和结构的对比分析,指出在目前国内机车柴油机上所使用的气门在材料和结构上不能满足使用要求。介绍了新材料气门的结构、性能和装机试验的情况。
By comparing the valve material and structure of diesel engine, it is pointed out that the valve used on domestic locomotive diesel engine can not meet the requirements of the material and structure. The structure, performance and installation test of new material valve are introduced.