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描述了5Д49型柴油机连杆衬套(包括正在机务段使用的和新出厂的连杆衬套)的结构和运用中出现的问题,并对严格制造质量检查和修改连杆衬套图纸提出了建议。
Describes the problems that have arisen in the construction and operation of 5Д49 diesel engine connecting bushings (including those used in locomotive depots and newly manufactured ones) and makes recommendations for the rigorous manufacture of quality checks and the modification of connecting bushings drawings .