rise-span ratio 中文意思是什麼

rise-span ratio 解釋
矢跨比
  • rise : vi （rose; risen ） （opp fall sink）1 上升，升起；（日、帆等）現出，出來；（地勢）向上斜，隆起。...
  • 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...
  • ratio : n. （pl. ratios）1. 比，比率，比值；比例；系數。2. 【經濟學】復本位制中金銀的法定比價。vt. 1. 用比例方式表達；求出…的比值；使…成比例。2. 將（相片）按比例放大或縮小。
  1. 3 ) the influences on the internal forces by some variable parameters such as the ratio of the rise to span and the stiffness ratio are compared. the optimal range of these parameters is pointed out and some advances are also given

    研究探討了矢跨比、拱梁剛度比等參數對預應力混凝土連續梁拱組合體系橋梁結構內力的影響，並得出合理的取值范圍，為設計人員選取結構參數提供參考。
  2. The results indicate that the ratio of span to rise, the ratio of reinforcement and the stretching controlling stress are the three primary influencing factors to the failure pattern of the slab. in addition, the relationships between the ratio of deflection to span and the ratio of span to rise and the stretching controlling stress submit to linear curves, the relationship between the ratio of deflection to span and the ratio of reinforcement submits to a quadratic parabola curve

    運用數值分析程序計算了175組不同跨高比、配筋率、張拉控制應力的中強（ 1270mpa ）螺旋肋鋼絲預應力空心板，結果表明跨高比、配筋率、張拉控制應力是影響空心板破壞形態的主要因素，且構件撓跨比與跨高比和張拉控制應力呈線性關系，與配筋率呈二次拋物線關系。
  3. Through the finite element method, this paper compares some variable parameters such as the arch axis, the rise - span ratio and the ratio of spans, which influence the mechanical performances of open spandrel rigid - framed arch bridge. then it summarizes the mechanical properties of this bridge type and the optimal range of these parameters. the plexiglass model test validates the correctness of the finite element method used in this paper. the study will provide reference for the design of this new bridge type

    本文採用有限元方法對影響空腹式剛架拱橋受力性能的主要參數：拱軸線型、矢跨比及跨徑比進行了比較分析，總結了這種橋型的結構受力特點以及拱軸線型等參數的合理范圍，為這種新橋型的工程設計提供參考，並通過有機玻璃模型試驗驗證了有限元分析的正確性。
  4. The experimental study on the seismic behavior of six 1 / 3 scale and shear - span ratio 2. 2 high - rise shear walls, including a high - rise shear wall with steel frame, a high - rise shear wall with steel truss, a high - rise shear wall with steel frame - steel truss, a high - rise shear wall with steel bar truss, a high - rise shear wall with steel - steel bar truss and a usual one, has been studied

    6個試件包括1個普通混凝土高剪力墻、 1個內藏鋼筋桁架混凝土高剪力墻、 1個內藏鋼框架混凝土高剪力墻、 1個內藏鋼框架-鋼筋桁架高剪力墻、 1個內藏鋼桁架混凝土高剪力墻及1個內藏鋼-鋼筋組合桁架混凝土高剪力墻。
  5. Influence to geometry nonlinear stability of orthogonal vierendeel dome by changing rise - to - span ratio, shell thickness and section area was studied and some useful conclusions were obtained for practical engineering

    分析了正交空腹網殼結構的矢跨比、網殼厚度、腹桿截面對其非線性穩定性的影響，得出若干對工程設計有參考價值的結論。
  6. The influence of some design parameters, such as density of net, rise - span ratio, height of strut, prestressing tension of cable, are analyzed, some economical and reasonable optimized parameters were gotten

    分析了網格密度、矢跨比、撐桿長度、鋼索預應力值等設計參數對弦支穹頂各項性能指標的影響，得到了經濟合理的設計參數取值范圍。
  7. The vibration shapes - separation - spectra - method and time - history method are used to analyze the dynamic response of the cable - bar structure under common earthquake. and the effects of the rise - to - span ratio and the mass distribution are studied

    本文分別採用反應譜法和時間歷程法對環狀索桿結構的地震響應作了較詳細的分析，研究了矢跨比、質量分佈對環狀索桿結構地震響應的影響。
  8. At this background, though coupling beams with the small ratio of the span to depth have no sufficient test results, in order to satisfy the needs of engineering design, the code for design of reinforced concrete high - rise structure ( jgj3 - 2002 ) still adopt the design method of decreasing the maximum shear force and increasing the quantity of stirrups. but in china code for design of concrete structures ( gb 50010 - 2002 ) the content of seismic design methods for these kinds of coupling beams continue to be blank

    在這一背景下， 《高層建築混凝土結構技術規程》 （ jgj3 - 2002 ）為了滿足工程設計需要，對小跨高比連梁在沒有充分試驗結果的情況下，仍採用降低最大作用剪力和提高箍筋用量的設計方法（雖然這種方法已被國外試驗證明在跨高比小於1 . 50的連梁中是肯定不能保證延性要求的） ，而《混凝土結構設計規范》 （ gb50010 - 2002 ）則把這部分內容繼續留作空缺。
  9. The experimental study on the seismic behavior of six mid - rise shear walls with 1 / 3 scale and shear - span ratio 1. 85 has been done. the six mid - rise shear walls include a shear wall with steel frame, a shear wall with steel truss, a shear wall with steel frame - steel bar truss, a shear wall with steel bar truss, a shear wall with steel - steel bar truss and a usual one

    6個試件包括1個普通混凝土中高剪力墻、 1個內藏鋼框架混凝土中高剪力墻、 1個內藏鋼筋桁架混凝土中高剪力墻、 1個內藏鋼框架-鋼筋桁架混凝土中高剪力墻、 1個內藏鋼桁架混凝土中高剪力墻及1個內藏鋼-鋼筋組合桁架混凝土中高剪力墻。
  10. On the basis of the basic theories and methods about stability analyses, arc - length method is used to analyze the geometrical nonlinear stability of the structure. and the effects of the rise - to - span ratio and the prestress in cables etc. on the structural stability are discussed

    本文在介紹了結構穩定分析理論和方法的基礎上，採用弧長法解算了環狀索桿結構的幾何非線性穩定性問題，並研究了矢跨比、預應力等結構參數對其穩定性的影響。
  11. Temperature process lines with tidal cycles of multi engineering conditions of characteristic sections are obtained, the relationship between temperature distribution and velocity field is established, the inner mechanism change of temperature process lines is investigated, the interrelation between water intake and outlet is analyzed, the relation between the ratio of dimensionless temperature rise span of the plant intake and the ratio of river discharge volume and plant cooling water intake volume is obtained

    得到了特徵斷面多種工況隨潮周期變化的溫度過程線，建立了溫度場與流速場的相關關系，研究了溫度過程線的變化機理，分析了取排水口對溫度場的相互影響關系，探討了無量綱溫升時長比與無量綱來取流量比的相關關系。
  12. Circular arch is rational for big rise - span ratio, but each has his strong point for small rise - span ratio. ( 3 ) the common used rise - span ratios are 1 / 6 - 1 / 12. by the decrease of rise - span ratio, the internal forces are increasing linearly except of the moment of open spandrel beam

    （ 3 ）空腹式剛架拱橋的矢跨比一般為1 6 1 12 ，隨著矢跨比的減小，除了空腹段加勁梁的彎矩值線性減小外，其餘截面的內力值均為線性增大。
  13. Dynamic characteristic of orthogonal vierendeel dome was discussed, and the influence on vibration characteristic acted by difference including rise - to - span ratio, shell thickness, section area and constraint condition was studied. vibration shapes - separation - spectra - method and time - history method were adopted to analyze the dynamic response of orthogonal vierendeel dome under common earthquake. by comparing dynamic response in different direction and dimension seismic excitation, the value and distribution of dynamic internal force were obtained

    本文研究了正交空腹網殼結構的動力特性，分析了矢跨比、網殼厚度、腹桿截面和支座約束條件對結構自振特性的影響；採用反應譜法和時間歷程法對正交空腹網殼的地震響應作了詳細的分析，分別研究了結構在不同方向地震激勵下和在不同維數地震激勵下動力響應的數值大小和分佈規律，並比較了兩種方法的結果差異，對抗震設計具有參考價值。
  14. The effects of the cable arrangement on the structural performances are discussed in this thesis. the effects of the rise - to - span ratio and the prestress in cables with different cable arrangement are studied and the optimized cable arrangements are found. finally, some conclusions are summarized and the topics for further research are put forward

    本文研究了布索對大型環狀索桿結構力學性能的影響，同時分析矢跨比、預應力等結構參數變化時不同布索工況下結構的力學性能的變化，得出各類索對結構力學性能的影響，並由此得到幾種優化的布索組合。
  15. Dynamic performance of pingsheng bridge and the ground - anchored suspension bridge model, which has the same structural parameters as pingsheng bridge, is calculated. furthermore, the influence on dynamic performance for pingsheng bridge of structural parameters, such as rise - span ratio of main cable, dead load

    6 .針對大跨度自錨式懸索橋可能存在的風致振動，對平勝大橋進行了節段模型和全橋模型風洞試驗研究，研究表明:平勝大橋具有足夠的抗風穩定性。
  16. In addition, the analysis and test for the entire stability and limited carrying capacity are completed and results show that pingsheng bridge is also safe enough. 4. the influence on the static performance for pingsheng bridge of structural parameters, such as rise - span ratio of main cable, stiffened girder rigidity, main tower rigidity and main cable rigidity, is studied

    對平勝大橋和與之具有相同結構參數的地錨式懸索橋模型進行了動力特性分析，並研究了主纜矢跨比、恆載集度、加勁梁剛度、主塔剛度、主纜抗拉剛度、吊索抗拉剛度等結構參數變化對兩類懸索橋動力特性的影響。
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