span of arch 中文意思是什麼

span of arch 解釋
拱跨
  • 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...
  • of : OF ＝Old French 古法語。
  • arch : n 1 【建築】弓架結構；拱廊；拱門；弓形門；穹窿，拱洞，拱頂。2 弓形，半圓形。vi 1 【建築】作（成）...
  1. Due to exceedingly flat arched vault of the flat tunnel with outsized span and renewed stress allocation in surrounding rock after excavation, which would inevitably induce some excessively large load on the base of arch, therefore, larger load - bearing capability in the is " foundation is a must. on the other hand, smooth face explosion must be applied to excavation of the arch base to further ensure the integrity and continuity of country rock around tunnel

    特大跨超淺埋隧道拱部結構過于扁平，開挖后發生二次應力分佈，拱腳處的應力過大，要求有較大的地基承載力，拱腳開挖時必須採用光面爆破，保證圍巖的完整性和不受擾動，開挖后及時封閉，防止該處積水軟化圍巖。
  2. The zhaozhou bridge built in the daye period ( 605a. d. -618a. d. ) of the sui dynasty ( 581a. d. - 618a. d. ), with a clear span of 37 metres and small arches within the main arch, was the earliest spandrel arch bridge and also the longest stone arch bridge in the world.

    中國隋朝大業年間（公元605-618年）建成的趙州橋，凈跨37米，主拱圈上敷設小拱，是世界上最早的空腹拱橋，也是當時世界上跨度最大的石拱橋。
  3. This paper presents the structural design of the main bridge of lhasa river bridge, makes a deep - going study of the key techniques for design of the bridge, such as the reasonable span length ratio of each span of the 5 - span girder and arch hybrid structure, mechanical behaviour of the dual arch ribs, and section of the continuous girder tie beam, and also works out rigidity and stress conditions of the continuous girder tie beam and stress conditions of the concrete - filled steel tube arches of the main bridge

    摘要介紹了拉薩河特大橋主橋結構設計情況，對於五跨梁拱組合橋梁各孔跨合理的跨度比、疊拱的受力行為及連續梁系桿截面形式等設計中的關鍵性問題進行了深入的研究，給出了主橋連續梁系桿的剛度和應力情況、鋼管混凝土拱的應力情況。
  4. 2. the finite element model of the structure was formed through reasonable simplification. and modal shapes were studied by using the famous program of ansys. 3. long span suspension arch bridges " responses to uniform excitation of earthquake were discussed. one dimension excitation and travalling - wive effect were introduced in this bridges with geometric nolinear being considered

    因此，研究懸索拱橋的地震響應，了解大跨度懸索拱橋在強烈地震動作用下的動力行為，對於此種橋型的實際應用具有很大的指導意義。
  5. Steel - wood composite support scaffold was employed for construction of danhe river super major bridge, a stone arch bridge with a main span of 146 m

    晉焦高速公路丹河特大橋為主跨146m的石拱橋，該橋在施工中採用鋼、木結合的支撐拱架。
  6. A nonlinear analysis of long - span suspended arch bridge

    大跨度懸索拱橋非線性分析
  7. Then the probably factors which affect the arch in the wall are analyzed through the linear program in which the ratio of the height to the span of the beam is the most

    然後用線彈性程序對可能影響墻梁拱效應的各個因素進行了詳細的分析，得出托梁的高跨比是影響墻梁拱效應高度的最主要因素。
  8. The maximal load - carrying capability of the arch support is calculated by adopting mechanical model of curved beam based on its force analysis, and relationship between bearing capacity coefficient of small curvature arch support and radius and span of curved beam is gained based on supporting capacity comparison of curved beam and straight beam

    採用曲梁模型進行了支架系統的受力分析，得到其最大承載能力；通過與直梁支架承載能力相比較，得到了小曲率拱型支架承載能力系數與曲梁跨度和半徑的影響關系。
  9. The zhaozhou bridge built in the daye period ( 605a. d. - 618a. d. ) of the sui dynasty ( 581a. d. - 618a. d. ), with a clear span of 37 metres and small arches within the main arch, was the earliest spandrel arch bridge and also the longest stone arch bridge in the world

    中國隋朝大業年間（公元605 - 618年）建成的趙州橋，凈跨37米，主拱圈上敷設小拱，是世界上最早的空腹拱橋，也是當時世界上跨度最大的石拱橋。
  10. Construction technology of expressway double - span multiple - arch tunnel

    高速公路雙跨連拱隧道施工工藝
  11. It is a top load bridge with a clear span of 288m, which is maximum one of the same structural system in asia. the main arch rib uses 8 steel tube of 920mm joined by web members and transverse truss to form a space truss. the soldier piles on the arch are made of bent frame to make the shape both artistic and novel

    梅溪河大橋為一凈跨達288米的上承式鋼管混凝土拱橋，是目前亞洲同類橋型中跨度最大的橋梁，其主拱肋採用8根920mm的鋼管，通過腹桿及平聯形成鋼管混凝土空間桁架，拱上立柱亦採用鋼管混凝土排架，造型新穎美觀。
  12. In order to study the practical stability performance of chunan nanpu bridge, a total bridge model test was carried through. the design method of " spar to spar " modeling method was firstly introduced in this test. the test results are significant for construction and management of chunan nanpu bridge ; excessively, the test results are significant for design and construction of large span cfst arch bridge also

    該模型試驗首創了「桿對桿」剛度等效法，應用於鋼管混凝土桁架拱橋的模型設計和製作中，其研究成果對南浦大橋實橋的施工以及竣工后的運行有重要的應用價值，並對今後鋼管混凝土桁式拱橋的試驗研究（特別是模型製作） 、設計、施工具有重要的指導意義。
  13. In connection with its self properties, we make an inquiry into the major parameters, such as ratio of height and span, equation of arch axis, geometry size of section and so on

    針對該橋自身的特點，對拱肋矢跨比，軸線方程，截面的幾何尺寸等主要技術參數做了探討。
  14. The cfst x - type arches improve the lateral stability by sloping the arc ribs, so it is ofen used in the designs of cfst arch bridge with small ratio of the width to the span. tongwamen bridge is a half - through cfst arch bridge, its span is 238m, and the width of its roadway is 10m, so the truss ribs in - plane is sloped into x - shapc to improve its lateral stability. as the cfst x - type arches with longest span all over the country presently, the design of tongwamen bridge can be used for reference of adopting cfst x - type arches in the design of arch bridges with small ratio of the width to the span

    鋼管混凝土x型肋拱橋是一種利用拱肋側傾來提高其橫向整體穩定性的橋型，在寬跨比較小的鋼管混凝土拱橋設計中應用較多。浙江銅瓦門大橋是一座中承式鋼管混凝土無鉸拱橋，跨徑238m ，橋寬10m ，拱肋為平面桁架形式，所以採用了x型拱肋以提高其橫向穩定性。作為國內目前跨徑最大的鋼管混凝土提籃拱橋，該橋的建成對我國今後長大跨徑小寬跨比鋼管混凝土拱橋採用提籃拱具有借鑒意義。
  15. Structural internal forces and deformation caused by seismic load are bigger than that caused by automotive load. seismic load controls the designing of large span and small " width - to - span " ratio of large span cfst arch bridge. the seismic resistance is bigger than that with considering combination of various directions, so seismic load combination of various directions should been taken into account during design of large span cfst arch bridge

    地震荷載所引起的內力和變形均大於車輛荷載引起的內力變形，對大跨、寬跨比小的鋼管混凝土拱橋來說，應以地震荷載控制內力和變形設計，考慮多方向地震荷載的組合后，所得的地震力更大，說明在計算地震力時，應該考慮多方向地震荷載的組合。
  16. Ultimate capacity analysis of long - span steel arch bridges under wind loads

    靜風荷載作用下大跨度鋼拱橋極限承載力分析
  17. Zhaozhou bridge which has a span of 64. 4 meters, is the earliest built and best - preserved arch stone bridge in the world

    盡管這橋很大，但是它結構簡單，造型優美，實現了設計者「企圖用細線條勾畫出一個龐然大物」的夢想。
  18. Yesanhe bridge is a half - through cfst arch bridges, the design of yesanhe bridge can be used for reference of adopting cfst x - type arches in the design of arch bridges with small ratio of the width to the span

    野三河大橋是一座非對稱中承式鋼管混凝土無鉸拱橋，拱肋為平面桁架形式，所以採用了x型拱肋以提高其橫向穩定性。
  19. Effects of loading sequences on ultimate capacity of long - span steel arch bridge

    不同加載方式對大跨度鋼拱橋極限承載力的影響
  20. Ultimate load - carrying capacity of long - span steel arch bridges

    大跨度鋼拱橋結構極限承載力分析
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