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全面介绍了固定式和便携式轮对主要尺寸、踏面形状自动测定装置的研制情况，介绍了这两种装置的结构和机能以及使用情况。同时指出了它们今后的改进方向。
This paper introduces the research and development of automatic measurement device of main dimensions and tread shape of stationary and portable wheels, and introduces the structure, function and usage of these two devices. At the same time pointed out their future improvement direction.