long-span bridge 中文意思是什麼

long-span bridge 解釋
大跨徑橋
  • long : n 朗〈姓氏〉。vi 渴想，極想，渴望 （for 〈古語〉 after to do）。adj （longer longest ）1 長，長的...
  • span : n 1 一?〈手指張開時，拇指尖至小指尖的長度，通常九英寸〉。2 （常有短的涵義的）一段時間；很小的間隔...
  • bridge : n 1 橋，橋梁；【造船】艦橋，船橋。2 鼻樑；（假牙上的）齒橋；【音樂】弦柱，弦馬；【電學】電橋；【...
  1. Design of half - through steel pipe bowstring concrete arch bridge of long - span, and knowledges to it

    大跨度中承式鋼管系桿混凝土拱橋設計和體會
  2. The identification of flutter derivatives for bridge sectional model has long been a key issue in long - span bridge flutter and buffeting analysis

    長期以來，橋梁斷面顫振導數的識別都是大跨度橋梁顫抖振響應分析中的重點和難點問題。
  3. The 1 596 - metre stonecutters bridge, with a main span of 1 018m, will be the longest cable - stayed bridge in the world. it is the first long - span bridge located in an urban environment in hong kong and will be highly visible from hong kong island and kowloon peninsula

    昂船洲大橋全長1596米，主跨距長1018米，建成后將會是世界最長的斜拉索橋，亦是本港首座位處市區環境的長跨距吊橋，屆時在香港島和九龍半島都可以望到這座雄偉的建設。
  4. It will be the first long - span bridge located in an urban environment in hong kong and will be highly visible from hong kong island and kowloon peninsula

    港首座位處市區環境的長跨距吊橋，屆時在香港島和九半島都可以望到這座雄偉的建設。
  5. Stochastic simulation of wind turbulence field for a long - span bridge

    大跨度橋梁脈動風場的隨機模擬
  6. The pc rigid frame bridge can meet with the carrying capacity of long span bridge. this kind of structure is fit for the comfortable steer with no other expansion joints except for those at the two ends. it characterized the wholeness of structure, good astigmatic ability and load - bearing ability, construction rapidness, bright and pithiness bridge style, easy to maintain and convenient for segmental construction using the cantilever technique, so rigid frame bridge have taken an increasingly great proportion in bridges constructed and those under construction at city and county

    剛構橋能滿足特大跨徑橋梁的受力要求，除兩端以外無其他伸縮縫，有利於行車平順舒適，具有結構整體性能好、抗震能力強、承載能力強、施工快捷、橋體簡潔明快、維護方便和便於懸臂施工等結構特點，因而在城鄉已建和在建的橋梁中占據了越來越大的比重。
  7. In this decade, fatigue damage monitoring has been exploited and applied to some projects, but the effect of fatigue damage monitoring is not satisfactory, most of them are on the stage of theoretical research all the same, with which damage assessment of long - span bridge is not accuracy

    盡管近年來開發和在一些項目中實施了疲勞損傷監測，但效果不佳，大多還處在理論研究階段，很難對大型鋼橋作出準確的損傷評估。
  8. In this dissertation, the up - to - date theory and method of construction control are researched by depending on the construction monitoring and controlling of hong - shui river long span bridge ni guang - xi province

    本論文依託廣西水南公路紅水河特大橋的施工監測與控制，研究最新的施工控制理論和方法。
  9. To our satisfaction, all the measuring results from the measurement locale are accurate and convincing comppared with the results calculated by the theory which makes it clear that the system can meet the demands of measuring upon the dafosi bridge of changjiang river. the system has achieved the long - time and real - time automatic deflection measurement of the bridge at first time in our country, and the system has passed the appraisal of the experts consigned by the ministry of communications so the system has the practical value on the long - span bridge ' s deflection measurement

    通過對橋梁實際測量結果與理論計算的結果的對比分析可知，本文所設計的連通管式光電撓度測量系統測量數據準確，系統可靠，能夠滿足大佛寺長江大橋撓度測量的需要。該撓度測量系統首次在國內實現了橋梁主梁撓度的長期實時自動監測，並且已經通過了交通部的項目驗收，具有一定的推廣價值
  10. Relying on the caidian bridge, in this paper a genetic algorithm is applied in identifying the pre - stress loss of the long span bridge

    本文以蔡甸漢江公路大橋為依託，將遺傳演算法用於大跨度混凝土橋梁的預應力附加損失的識別。
  11. Based on the differences between the design value and the survey of the bridge deck elevation in constructing the pre - stressed long span bridge, the model parameters are identified by the genetic algorithm, and the pre - stress loss values of different sections are given

    建立附加損失的數學模型，根據施工時的預應力張拉后橋面實測標高與設計值的差異，用遺傳演算法識別損失模型的參數，確定有關各截面的損失值。
  12. The measurement of deflection of a bridge is crucial constituent part in the monitoring of bridges. the majority of existing methods about bridge deflection measurement can not accomplish the real - time and long - range measurement. the ultrasonic method based on connected pipes still has shortage in precision and speed of measurement. to satify the need of deflection measurement of the dafosi bridge of changjiang river, an opto - electronic measurement method is to be used to improve on the method based on connected pipes. furthermore, we will design an automatic opto - electronic deflection measurement system based on connected pipes which can be practised in the long - span bridge

    大型橋梁的安全監測具有重要的現實意義，而撓度監測是橋梁監測的一個重要的組成部分。目前現有的許多撓度測量方法還不能實現實時遠程監測，已有的連通管式超聲波法還存在著精度較低，測速慢等不足。針對大佛寺長江大橋撓度測量的需要，在此採用精度較高的光電測量方法結合連通管的優點加以改進。
  13. The organization system is established according to the construction courses of hong - shui river long span bridge, which includes the loop of structure analysis, construction, test, forecasting, identifying, adjusting, preliminary announcement and construction. and the construction control flow process is established in this dissertation, as well as the solving programme

    文中還根據紅水河特大橋的施工過程，按結構分析、施工、檢測、預測、識別、調整、預告、施工的循環特點，建立了組織機構，制定了施工控制流程和解決方案，實現大橋線形和應力的檢測和控制，效果良好。
  14. Due to its novelty and beauty, good structural performance, strong spanning capacity, good wind resistance, safe construction and economy etc., cable - stayed - suspension bridge is very suitable for the natural condition such as soft soil foundation, violent typhoon etc., and becomes the most competitive bridge type in the super - long - span bridge system

    摘要吊拉組合體系橋具有結構新穎、美觀、受力合理、跨越能力強、抗風性能好、施工安全和造價低等優點，在軟土地基和強風地區尤能突出其優越性，在超大跨橋型中極具競爭力。
  15. In this paper a genetic algorithm is applied in identifying the pre - stress loss of the long span bridge

    摘要預應力損失是橋面下陷的重要原因之一。
  16. More long - span bridges have been built with the rapid development of the human society, civil engineering techniques and communication, more attention has been drawn to the safety, durability and normal functions of these bridges. health monitoring systems and intelligent control technologies have been introduced into these long span bridge and are developing rapidly, which makes health monitoring becoming an active domain of academe and engineering all over the world

    社會進步和土木工程技術以及交通建設事業的蓬勃發展，使越來越多的大跨度橋梁得到了修建，人們對這些大型重要橋梁的安全性、耐久性與正常使用功能日漸關注，橋梁健康監測系統和智能控制技術相繼運用到這些大型橋梁中，並得到了迅速發展，這項課題日益成為國內外橋梁學術界和工程界的研究熱點。
  17. Pre - stress lose calculation and analysis of long span bridge base on monitoring of strain

    基於應變測量的大跨度橋梁預應力損失的計算與分析
  18. The structural health monitoring and damage detection for long span bridge structure are mainly based on the modal analysis, and the method has inherent defects

    摘要當前大型橋梁在線健康監測與損傷識別中主要採用基於結構模態參數的方法，該類方法存在固有缺陷。
  19. Relying on the no. 4 bridge of xiangfan bridge over - crossing hanriver bridge, in this paper a ann is applied to the parameter of the long span bridge in the construction beam

    本文以襄樊漢江四橋為依託，將神經網路誤差調整方法用於大跨度混凝土橋梁的施工參數的識別。
  20. In this paper, basted on the sum - up and investigation of simulation calculation of long - span bridge construction in nation and international, the detailed approach of imitated calculation of long - span cfst arch bridge is given out, and the reason why the general backward analysis is not suitable for the application of the rib - hoisting of cfst arch bridge is analyzed. and an applied method for forward analysis based on iterative theory is put forward

    本論文通過對國內外橋梁施工模擬計算成果的總結和研究，給出了大跨度鋼管混凝土拱橋模擬計算的具體步驟，分析了一般的倒退模擬計算方法不適合應用於鋼管混凝土拱橋吊裝的原因，並為此提出了基於迭代理論的前進分析實用方法。
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