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1 前言 内燃机车的质量受到多方面因素的影响 ,这些因素可以划分为两类 :内部因素和外部因素。内部因素是由机车结构本身所决定的。内燃机车作为一个运用整体 ,包括机械部分及电器部分等 ,各部分在制造设计中存在着制造误差、设计不完善等缺陷 ;在使用中也会产生有形磨损及
1 Preface The quality of diesel locomotives is affected by many factors, which can be divided into two categories: internal factors and external factors. Internal factors are determined by the locomotive structure itself. Diesel locomotive as a whole, including the mechanical parts and electrical parts, etc., each part in the manufacturing design there are manufacturing errors, imperfect design defects; in use will have a visible wear and tear and