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- rail head lubricator 轨头涂油机
- Unevenness in the rolling surface requires regrinding of the rails.This grinding result in removal of the hardened areas In the rail head not to mention the high Costs incurred. 由于不平坦的起伏表面，轨道需要重新打磨，打磨要求去除钢轨上凸硬部分还要降低成本。
- Long wave undulation of rail head 轨头长波浪磨损
- Short wave undulation of rail head 轨头短波浪磨损
- Asymmetrical rail head profile grinding 轨头非对称断面打磨
- Head checks, hair crack of rail head 轨头发裂
- Discussion on fatigue damage in rail head 钢轨轨头疲劳伤损的探讨
- She nestled her head on his shoulder. 她将头依偎在他的肩上。
- Rail Head Abrasion Monitoring System based on figure technology 基于图形技术的钢轨头部磨损监测系统
- It's cheaper to ship goods by road than by rail. 公路运输比铁路运输便宜。
- Development of rail head profile measuring instrument 轨头断面测量仪的研制
- The deer lowered its head to drink from the pond. 鹿低下头去喝池塘里的水。
- He gave the little boy a clout on the head. 他在那小男孩的头部打了一下。
- I saw the small girl topple over and hit her head. 我看见那小女孩栽了一跤，碰着了头。
- The coal will be shipped by rail. 这些煤将用火车装运。
- If you are under 26 you can buy cheap rail tickets. 未满26岁者可购买廉价火车票。
- I was dazed by the blow on my head. 我的头挨了一击而觉得晕眩。
- She leaned her head back and whispered the news. 她向后仰着头，小声说出了这个消息。
- The local rail service (was) discontinued in 1958. 当地的铁路运输在1958年中断了。
- The horse kicked its fallen rider about the head. 那匹马乱踢从它背上掉下来的骑手的头部。
