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有关制造高硬度轮箍(其硬度与施行了整体淬火的钢轨硬度相似)的一些复杂问题早已引起了广泛的讨论,并且一些专家还继续在各种会议上以技术专题形式展开热烈的讨论。
A number of complex issues concerning the manufacture of high-stiffness tires that have a hardness similar to the hardness of a rail that has undergone total hardening have been widely discussed and some experts continue to hold lively discussions in technical sessions in various meetings.