rail key 中文意思是什麼

rail key 解釋
軌條固定楔
  • rail : n 1 （圍欄等的）橫木，橫檔；（釘帽架等用的）橫條，欄桿，扶手；〈pl 〉圍欄。2 軌道；鋼軌；鐵路；〈...
  • key : n 1 鑰匙。2 要害，關口，要沖。3 關鍵，線索，秘訣；解法。4 （外國書的）直譯本，圖例，題解，圖解，...
  1. To demolish the key bridges, freight yards, and main rail arteries of france would inevitably result in casualties among the french population.

    破壞法國重要橋梁、飛機場、及主要鐵道干線，勢必傷害法國人民。
  2. The system stores spatial data and characteristic data into central database, and provides services to users in server / client mode. as the research emphases of this thesis, several key sub - systems are designed and realized. the digital map input and maintenance subsystem performs format conversion, editing and updating of spatial data ; the rail - track video playing subsystem uses video recording as reference data, then plays, inquires and traces the corresponding frames in synchronous to the scaled mileage, realizing the query of the active picture frames ; the digital map query subsystem fulfills the map query, preview and spelling of digital map orthograph

    其中，地形圖輸入與維護實現了數字地圖的格式轉換、編輯處理以及空間數據的更新操作，解決了不同格式空間數據的互相轉換問題；線路錄象播放將線路錄像數據作為系統的一種索引數據，活動影像的畫面與里程相對應，實現了基於線路錄像的播放、查詢和檢索的功能，實現了基於活動畫面的查詢檢索功能；數字地圖子系統完成了圖形查詢、數字地圖與線路正射圖像瀏覽、圖幅拼接等功能。
  3. From an analysis of the noise resource of rail transit, we know that reducing the wheel / rail noise is the key to reduce the noise and vibration of the rail transit

    摘要通過對軌道交通噪聲源的分析，結合我國現狀，降低輪軌噪聲是軌道交通減振降噪的關鍵。
  4. In order to understand the key parameter, which influence the vibration isolation efficiency of floating slab track and provide theoretical support for simulation, we analyze the vibration isolation principle of floating slab track. coupling dynamics of vehicle - rail - floating slab - foundation system is calculated using the general software - ansys. the dynamic performances of the floating slab and the efficiencies of the vibration isolation are analyzed in detail

    建立了車輛?鋼軌?浮置板?地基二維有限元模型，並採用有限元計算軟體ansys ，對整個耦合系統進行了不同工況下的動力學計算模擬，詳細分析了浮置板式軌道結構的動力學性能和浮置板式軌道結構的隔振效果。
  5. How to widen the channel of financing and create a new return method of investment, which will found a favorable basement for the commercial operation, is the key to the solution of the financial problem lies the rail transit construction

    如何在政府的支持下，拓寬融資渠道，尋找新的投資回報方式，為軌道交通建設的市場化運作奠定良好的基礎，成為解決當今軌道交通建設資金瓶頸問題的關鍵所在。
  6. The action of overlapping manner on the microstructure and properties of the hardened layer was analyzed and some fundamentals were discussed. systemic experiments and laser processing of the mould - roller used in packaging machine, the screen - changers used in plastic extruder, the fiber - cutting roller used in chemical plant and the rail used for railway were accomplished. furthermore, the technique of laser hardening for the component parts was obtained and some key technologic problems were successfully solved

    並結合工業應用，對包裝機械用模切輥、擠塑機換網器、化工行業用過絲輥和鐵路鋼軌等的激光表面強化技術進行了系統研究，獲得了對這些零部件進行激光表面強化的成熟的工藝，解決了這些零部件激光表面強化過程中的關鍵技術。
  7. The welding of the steel rail is a key technology in express railway ' s laying process

    鋼軌焊接是高速鐵路鋪設工程中的關鍵環節。
  8. The key points of this paper can be concluding as follows : 1. the regulations of vibration attenuation of a subway are concluded by analyzing the situ data. in the zone near rail, the high - frequency vibration is stronger than other weight, and in the zone far away from railway, the results is opposite

    主要研究內容和結果如下: 1 .對某地鐵線路環境振動實測數據進行了分析，得到了振動波在土中的傳播規律:地鐵運營誘發振動傳播過程中，近軌區域以高頻振動為主，遠軌區域以低頻振動為主。
  9. This paper covers key problems in design of the chain conveyor with trolleys being able to travel back automatically and vertically and their spacing adjustable, including chain tension calculation, trolley passing ability and interference when traveling back automatically and vertically, rail slope, etc

    摘要對臺車間距可調及自動垂直返回鏈式輸送機設計中的關鍵計算，如牽引鏈條最大張力計算、臺車垂直自動返回的通過性及干涉性、坡降曲線、前臺車滑塊裝置行程計算等作了細致分析並導出了公式。
  10. Tetra might be at key position in the future radio communication system of the urbea rail transti

    將在城市軌道交通的無線通信系統確立主導地位
  11. This year s light rail safety campaign will be tied in with the tuen mun safe community project co - ordinated by the occupational safety and health council. supported by key organisations in tuen mun including kcr light rail, the project aims to promote safety and reduce injuries in the community

    今年輕鐵安全運動亦響應由職業安全健康局積極推動的屯門安全社區計劃，目的是在區內推廣安全意識及減低受傷的數字，此項屯門安全社區計劃已獲得區內多個機構的支持，包括九廣輕鐵。
  12. The paper studies the key techniques of building the urban rail passenger transportation marketing information data warehouse and the necessity of building the data warehouse system and analyzes the features of the data warehouse, characteristics of the data organization, decision data objects and correlative subjects, with the data warehouse designed by using the message package diagram technology

    摘要對建立城市軌道交通客運營銷信息數據倉庫系統的關鍵技術進行研究和探討，提出客運營銷數據倉庫系統建設的必要性，分析系統數據倉庫的主要特徵、數據組織特點、決策數據時象及相關主題，採用信息包圖技術對數據倉庫進行設計。
  13. Studying in vibration characteristic of rail and improving a new method to decrease the vibration and noise become a key job of wheel / rail noise control

    因此，研究鋼軌的振動特性，並提出一種施工簡單、成本低廉、效果明顯的鋼軌減振降噪措施成為降低輪軌噪聲的關鍵所在。
  14. Operations guide : key games with the mouse click railway fork in the road, rail smooth passage

    操作指南：游戲用鼠標鍵點擊鐵路岔口，使火車順利通行
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