track ballast 中文意思是什麼
track ballast
解釋
路碴-
Technical standards for the construction of ballast track bed on special line for passenger train
客運專線有碴道床施工技術標準 -
Raiway track construction and maintenance plant. ballast regulator. specifications
鐵路建造和維護設備.道碴穩定器.規范 -
Railway track construction and maintenance plant. ballast cleaning machine. specifications
鐵路建造和維護設備.道碴清理機.規范 -
Fixed railway installations. track service and maintenance tools. ballast grate
鐵路固定設備.鐵軌使用和維護用工具.道渣護柵 -
Generally, track structure consists of track, rail pad, sleeper and ballast
軌道結構一般包括軌道、軌道扣件、枕木、碎石墊層。 -
The low cost track, which consists of the traditional wide - sleeper tack, ballast bed with rubber bits and the elastic packing material between sleepers, is a new type with three - dimensional elasitic support
摘要介紹以傳統的寬枕軌道框架、碎橡膠道床、枕端無遮擋彈性定位和枕間彈性材料密封裝配成的，具有三維彈性支撐的碎橡膠道床軌道。 -
This paper argues that the new track, because of its low cost and damping function, will become a widely adopted tack to replace the traditional ballast tad, ballastless bed and the expensive floating slab structure
試圖以其廉價及有效減振的特色，取代碎石道床軌道、無碴軌道和昂貴的浮置板軌道結構。 -
To design thickness of ballast bed is based on the required strength of track structure and partly the experience in national railway
現行的地鐵設計規?對道床厚度的選擇僅根據軌道強度要求和國鐵的經驗確定。 -
Above all, with the data acquired by tests, this thesis has analysized the lateral resistanc, longitudinal resistance and rail creep etc between ballast and sleeper before and after mass machine work, discussed the effect of mass machine on stability of continuously welded rail track, reseached the change regularity of fastening - down temperature of rail, which is resulted by mass machine work, and have settled the suitable range of work temperature which guarantees the stability of jointless railway. what ' s more, this thesis has put forward the appropriate work pattern, work temperature and work area for mass machine work in future. at the same time, this thesis has given rational suggestions about some conditions worth of attention in production of mass machine, which can in return raise the work productiveness of mass machine. at last, this thesis has considered formulating reasonable measures for operation organization and work standard, so that mass machine work can play an important role in maintenance, which can reduce work load, raise work efficiency and maintenance cost in daily maintenance
本文通過實測的各種數據，分別對大機作業前後道床對軌枕的橫向阻力、縱向阻力、鋼軌爬行情況等進行深入分析，進一步探討大機作業對無縫線路穩定性的影響，研究大機作業引起的鎖定軌溫的變化規律，確定保證無縫線路穩定的合適作業軌溫范圍。為我國今後的大型養路機械作業提出合理的作業方式、合適的作業軌溫和作業地段，同時對大型養路機械作業中應注意的問題提出合理化建議，為大型養路機械作業提供更高的安全保障，進一步提高大機作業效率。最後，對工務段在大機作業中的配合制定完善的施工組織措施及作業標準，使大機作業在養護維修中發揮更大的作用，為工務段日常的養護維修減少工作量，提高勞動效率，降低維修成本。 -
In the dynamic system of track and interaction between the vehicle and track, it is convenient to consider six sub - systems : the vehicle, wheel / rail contact and representation of excitation, the rail, the fastening system, the sleeper, the sleeper support ( including ballast and substrate )
軌道及車輛與軌道系統可以分為車輛、輪軌接觸面及其激振、軌道、扣件系統、枕木及枕木支撐（道渣道床）等六個子系統組成。 -
The expansion soil on yangan railway roadbed cause many diseaseses, such as mud pumping, ballast pocket and settlement and extrusion, etc. when being serious there are too mud on sleeper and roadbed to walk on it, it is hard to keep the size of geometry of the track and often cause the car shaking and influence the security of the driving seriously
由於路基土質所特有的不良的工程性質。使陽安線基床病害十分嚴重，其中基床翻漿及下沉十分突出，它直接影響到軌道的穩定。使軌道幾何尺寸難以保持，經常造成晃車，一到雨季軌道面上及道床上全是泥漿以致無法行走，行車安全受到嚴重威脅。 -
Railway track construction and maintenance plant. ballast cleaning machine for high speed track renewal work. specifications
鐵路建造和維護設備.高速鐵路更新工作道碴清理機.規范 -
Using theory of strength of track structure and vehicle - track coupling vibration dynamic model, we analyze the effects the different thickness of ballast act on relevant track structure parts and deduce the rational thickness of ballast
本文應用軌道結構強度計算理論及車輛軌道耦合振動動力學模擬計算模型，分析了不同道床厚度對相關軌道結構部件的影響，得出了合理道床厚度的建議值。
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