In this paper, the preforming processes of 915kkd train wheels was simulated using rigid-plastic FEM software TFORM2.
采用刚塑性有限元模拟软件TFORM 2模拟了915kkd快速车轮的预成形过程。
Rail must provide continuous, smooth, least resistance of rolling surfaces and good adhesion of traction to the train wheels.
钢轨必须为车轮提供连续、平顺和阻力最小的滚动表面，还应提供较好的粘着牵引力。
The company has some of the world's leading production lines of thin strips, high-speed wires, train wheels and steel H-beams.
公司拥有一些世界领先的生产线，包括薄板、高速线材、列车车轮和h型钢等生产线。
The laser spot of the upright incidence to train wheel is imaged on CCD. While the train wheels are frayed, the image of spot will take place displacement.
激光束垂直入射到火车车轮上，再用透镜将火车车轮上的激光光斑成像到CCD上，当火车车轮产生磨损时，CCD上激光光斑的像也将发生位移。
Research on the signal digitalization processing for ultrasonic inspection of train wheels is described including the design idea, composition and application results of the system.
介绍车轮超声波探伤信号数字化处理的研究，以及系统的设计思想、构成和现场应用效果。
As an essential component of track structure, the function of rail is to withstand the enormous pressure of the wheel, and pass it to the sleepers. It also guided train wheels move forward.
钢轨作为轨道结构的基本组成部分，具有承受车轮的巨大压力并将其传递到轨枕上，同时引导机车车辆车轮前进的功能。
High-speed train wheels for production operation, not only fills the gap in the field of domestic, and make our high speed railway construction technology into the international advanced level.
高速动车组轮对生产线开工投产，不仅填补了国内在该领域的空白，而且使我国高速铁路建设技术进入国际先进行列。
Train wheels in operation for some time will have scratches, peeling cracking wear and defects such as cracks, a serious threat to road safety.
火车车轮在运行一段时间后会产生擦伤、剥离、龟裂、磨损和裂纹等缺陷，严重威胁行车安全。
The background of this project is to develop the OCR Based Automated Entry and Management System of Maintaining Cards of Train Wheels for a certain railway unit.
本项目的背景是基于手写体文字识别技术的铁路轮轴卡片（表格）光电录入系统。
Made a design of electromagnetic acoustic automatic detecting system for surface cracks of the train-wheels.
介绍了一种基于电磁超声波技术的火车车轮表面裂纹自动检测系统的设计方法。
Made a design of electromagnetic acoustic automatic detecting system for surface cracks of the train-wheels.
介绍了一种基于电磁超声波技术的火车车轮表面裂纹自动检测系统的设计方法。
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