beam span 中文意思是什麼
beam span
解釋
梁跨度-
A case study for nanning bridge, the first long span unsymmetrical extroversion arch bridge with curve beam in the world is given
利用幾何方法推導了空間鋼箱拱肋節段拼裝誤差在拱肋最大懸臂端的累積規律。 -
The ratio of span - height of an ordinary tie beam is always less 2. 5, so the resisting shear is difficult to achieve
由於一般連梁跨高比小於2 . 5 ，使得受剪承載力很難滿足。 -
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。 -
Abstract : the system, in the span - by - span construction of brid ge, willexperience three kinds of shifts from the state of simple beam to the continuous state, from overhanging beam to the continuous beam and from few - spans continuous beam to required degree span by span. meanwhile, structural calculatin g graphics and the internal force are changing with the three shifts
文摘:在橋梁工程逐孔施工過程中，體系將發生由簡支梁狀態到連續梁狀態，由懸臂梁到連續梁，由少跨連續梁逐孔延伸到所要求的體系三種轉換，同時結構計算圖式和內力也發生變化。 -
By calculating large quantity of examples, this text studies earthquake resistant behavior of tapered portal frame with pined bases and analyzes its natural frequency, natural period of vibration and vibration mode. by comparing interior forces of pillar top, beam end and span midpoint in two conditions that seismic action effect participates combination of forces and not when portal frame is n ' t changed, ensure conditions that combination of seismic action effect has controlling f unction during tapered portal frame design, and tapered portal frame demands anti - earthquake design
本文通過大量算例分析，研究柱腳鉸接楔形變截面門式剛架的抗震性能，並對其自振頻率、振型進行了分析；通過比較地震作用效應參與荷載組合與不參與荷載組合兩種情況下，樑柱截面尺寸不變時，柱上端、梁端、跨中截面處的內力大小，確定在什麼情況下地震作用效應組合起控製作用，變截面門式剛架需要進行抗震設計。 -
Analysis of shear lag effect of long - span continuous rigid - frame box - beam bridges
輕質高強混凝土在連續剛構橋中的應用分析 -
According to the principle of the interaction between the beam and the cwr ( continuously welded rails ) that the longitudinal forces of cwr on railway bridges are passed on to the piers by the span structures of the bridge, the intensity of piers is checked up by calculating and the safety reservation is analyzed so that the design of the cwr on railway bridges is optimized and is safer and more economic
摘要根據梁、軌相互作用原理（橋上無縫線路的縱向力通過橋跨結構傳遞到橋梁的墩臺上， ）檢算橋墩的強度，進行安全儲備量分析，進而優化新建橋上無縫線路設計，使設計既安全又經濟。 -
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。 -
In this paper ， static load experiments are illustrated and the reliability of cfrp reinforcement technology ， used for reinforcing beam slab structure of large span bridge ， is discussed
文章結合對大跨度橋梁的梁板結構加固處理前後的靜載試驗，探討了大跨度梁板結構應用粘貼碳纖維加固處理技術的可靠性。 -
All the researched results prove the era method is steady and suitable for those structures : spacecraft 、 beam - plane structure 、 truss structure 、 frame 、 bridge, etc. on the basis of the consideration of the above, the major job of the article is to discuss how to identify the parameters of the long - span structure with the method of era under the action of the wind loads
但是，國內外已有的相關文獻，對于下面的結構均進行了相關的研究，如航天器、梁板結構、桁架、框架、橋梁等。基於以上考慮，本文主要工作，就是探討在風激勵荷載作用下，如何用era演算法識別大跨空間網格屋蓋結構的模態參數。 -
It shows that the method suggested in the paper is simple, applicable for engineering and has good precision. on the bases of the formulas deduced, and combining with relative test datas, it studies in the paper several factors influencing the bearing performance of the simple beams, such as shape of the external tendons, the equal moment segment length, span - to - depth ratio of the beam, valid initial prestress of the external tendons, area of the internal tension reinforcement, strength of the concrete, vertical distance between
在公式推導的基礎上，結合相關試驗資料，研究了體外筋的形狀、等彎矩區長度、梁跨高比、有效張拉預應力、體內受拉筋配筋率、混凝土強度、錨固點到樑上邊緣在垂直方向上的距離、體外預應力筋水平段長度（雙折線型體外筋的情況）以及荷載類型等對體外預應力混凝土簡支梁受力性能的影響。 -
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。 -
Length of the span is equal to 10 times the depth of the beam.
跨度等於梁的深度的10倍。 -
This paper applies nonlinear finite element program bsnfem to analyze the behaviors of eccentrically braced steel frames under cyclic load. the study that comprehensive and systematic analyze the factor of links length, thickness of links flange, distance of links rib, thickness of links rib and angle of brace to be changed affect energy - dissipation capacity of d shape and k shape eccentrically braced steel frames have been some studied before. this paper fills the black in the filed factor of high - span ratio, brace stiffness and brace - to - beam connections to be changed affect energy - dissipation capacity of d shape and k shape eccentrically braced steel trames and any factor to be changed affect energy - dissipation capacity of y shape eccentrically braced steel frames
對耗能梁段的長度、耗能梁段腹板的厚度、耗能梁段翼緣的厚度、耗能梁段加勁肋的間距、耗能梁段加勁肋的厚度、支撐的夾角等因素的改變對d形、 k形偏心支撐鋼框架耗能的影響，前人已有一些研究，本文對這些因素的影響進行了全面系統的分析，完善了理論分析的不足；而結構高跨比、支撐剛度、支撐與梁的連接形式等因素對d形、 k形偏心支撐鋼框架破壞機理的研究以及各種因素對y形偏心支撐鋼框架破壞機理的影響，則很少有人涉及，本文對此也進行了深入系統的分析，填補了這一研究空白。 -
Regarding the rc beams subjected to concentrated load or even load and braced by bonding steel, an analysis is made on the relevant factors influencing maximum anchorage shear stress of steel sheet. the analysis is based on elastic theory and makes use of the formula for calculating anchorage shear stress of steel sheet. as indicated by the results, the maximum anchorage shear stress not only realtes to such parameters as height of cross section of rc beam and span but also relates to the thickness of adhesive layer, elastic modulus, thickness of steel sheet, and length of steel sheet. the present method will check maximum an chorage shear stress on the end of shear sheet so as to prevent rc beam from local damage. the present results will offer important reference for our country to further perfect bracing design by bonding steel method
在彈性理論的基礎上，利用鋼板錨固剪應力計算公式，對在集中荷載或均布荷載作用下採用粘鋼加固的混凝土梁，分析鋼板錨固最大剪應力的有關影響因數.結果表明，最大錨固剪應力不但和混凝土梁的截面高度、跨度等參數有關，還和粘膠層厚度、彈性模量、鋼板厚度及鋼板長度有關.採用文中方法可以對鋼板端部最大錨固剪應力進行驗算，防止混凝土梁出現局部受拉破壞.研究結果為進一步完善我國粘鋼法加固設計提供重要的參考資料 -
On the basic of former research men ' s experience, 18 experimental members ( including 9 simple beams and 9 restrained beams ) are designed and tested. in the experiment, phenomena are observed and record by taking photos in the whole process from the first crack appears to test members crash completely, experimental data is attained including load values of crack - appear load, critical load and terminal load, stress values of reinforcing steel bar stress, compressed concrete stress and beam flank stress and values of deflection etc. by analyzing the crack ' s appearing and developing form and stress values of concrete and steel bars, the crash modes of test beams are defined ; shearing force - deflection curves are contrasted and analyzed ; the effects on shear strength of the three factors as shear span ratio, concrete strength and restraining moment are also analyzed
借鑒已有試驗的經驗，本文設計和完成了對18根超高強混凝土無腹筋梁（包括9根簡支梁和9根約束梁）在集中荷載下抗剪強度的試驗，觀察了試件從裂縫出現到完全破壞失去承載能力全過程的試驗現象並通過拍照進行記錄，獲得了試件的斜裂縫出現荷載、臨界斜裂縫荷載和極限荷載等荷載值和縱筋應變、混凝土受壓應變和梁側混凝土應變等應變值以及撓度值等。 -
Abstract : the paper introduces the erection of the steel box girder of a long - span steel box - concrete composite bridge using broad double guide beam without affecting the normal operation of electrified railway and marshalling yard under the bridge, including construction plan, design of gantry crane and guide beam, as well as key points of construction technology
文摘:介紹在保證電氣化鐵路、編組站場正常運營情況下，運用寬幅式雙導梁解決大跨度鋼箱混凝土結合梁橋的鋼箱梁架設技術難題，重點闡述了施工方案，龍門吊、導梁設計，工藝要點等。 -
The basic principle of long - span batten beam based on the theory of optimality criteria method
大跨度綴板梁的準則法優化原理 -
Abstract : the paper introduces advantages of cantilever assembly of long - span pc continuous beam. exploration is made on line control, shear key design, matching face treatment and grouting quality requirements, etc
文摘:結合工程實際介紹大跨度預應力混凝土連續梁懸拼施工的優點，對線形控制、剪力腱的設計、匹配面處理、壓漿質量要求等問題進行了探討。 -
The paper, in the light of my bureau ' s construction experience and project practice in constructing large span prestressed continuous beam bridge ( continuous rigid frame ) in recent dozens of years, introduces a new thinking about the standardized design of cable - stayed hanging basket and the standardized construction technology of the continuous beam bridge ( continuous rigid frame ), gives the detailed account of a series of construction technique and achievements such as : the development and construction ways of large span continuous beam bridge, the standardized design thinking and operation of cable - stayed hanging basket, the standardized construction technology of the continuous beam bridge ( continuous rigid frame ) etc., meanwhile, it is attached with a whole set of detailed standardized design sample drawings of cable - stayed hanging basket
本文根據我局十幾年來修建大跨度預應力連續梁（連續剛構）橋的施工經驗和工程實例，介紹了一種斜拉式掛籃標準化設計的新思路及連續梁（連續剛構）橋標準化施工工藝。詳細敘述了大跨度連續梁橋的發展、施工方法、斜拉式掛籃標準化設計思路及做法、連續梁（連續剛構）橋標準化施工工藝等一系列施工技術及成果，並附有全套詳細的斜拉式掛藍標準化設計定型圖。對同類型橋梁的施工及掛籃設計具有參考價值。
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