针对铁路车辆轮轴内部的缺陷，研究了一种轮轴超声波智能探伤系统。
An ultrasonic intellectual testing system is developed for testing internal flaw of railway vehicle axles.
该设备已经在郑州铁路局车辆轮轴段成功投入使用并通过了技术鉴定，获得了良好的技术和经济效果。
This equipment has been already used in Zhengzhou RailwayBureau Zhengzhou Roling Stock Wheel-Axle Depot and passed technology qualification, and obtained favourable effect in both technic and economy.
阐述了直接在履带车辆负重轮轴上安装传感器测量路面反应谱的一种简便方法。
A handy method of setting sensors directly on the axles to measure road response spectrum is introduced in this article.
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