section forces 中文意思是什麼

section forces 解釋
維修養護隊
  • section : n 1 (外科、解剖的)切斷;切割;切開。2 【外科】切片,【金相】磨石。3 (果子的)瓣。4 【數學】截...
  • forces : 軍隊,兵力
  1. In order to considering the affections of the adjacent zone out of the girdler section, the internal - forces of two end surface which were obtained by the horizontal shaft system analysis are exerted on each model respectively. moreover, the weight, cable force and prestressing forces including girder longitudinal, diaphragm transverse and inclined web vertical directions are considered

    考慮到梁段以外附近區域的作用,在其兩端面上施加了由平面桿系結構分析所得的端面內力,另外,索力和預加力(梁縱向、橫隔梁橫向、斜腹板豎向)也施加在相應的位置,分析了箱形主梁在自重、索力和預應力作用下的空間應力效應。
  2. Abstract : the mechanical analysis for arch bridge with flat hinge joints is a mechanical problem with non - linear boundary. mechanical analysis of methods at present is not clear, which can not calculate the arch bridge with changeable section and section with complicate shape. in this paper, the new method used to get the section resistance coefficient k is presented, the iterative procedure is established to calculate the internal forces of arch bridge with flat hinge joints, and the computational example is given. the method can apply to the arch bridge with any numbers of flat hinge joints and any shape section

    文摘:平鉸拱橋結構的受力分析屬于邊界非線性力學問題,目前的一些方法受力分析不太明確,對變截面、復雜形狀截面等平鉸拱橋無法進行計算.針對這種情況,提出了確定平鉸截面抗力系數k的新方法,建立了計算平鉸拱橋內力的迭代演算法,並進行了實例計算,研究結果表明,這一方法對具有任意個平鉸、任意形狀截面的拱橋結構是適用的
  3. When analyzing skew support continuous curved box girder bridge, curved grid girder analyzing method considering warping effect is applied. matrix displacement method is applied in analyzing skew support continuous curved thin - walled box girder bridge with restrained bearing. in order to convert original rigidity equations to structural rigidi ty equations that can be solved, bearing nodal displacement matrix can be introduced, then unknown quantities at the edge of beams can be consistent with the restrained directions of skew bearings, unit rigidity matrix and unit nodal forces can be gained. structural rigidity matrix can be composed according to matrix displacement method, so nodal displacements and inner forces on the end of the rod that are unknown can be gained calculating equations of inner forces on any cross - section can be solved

    分析斜支承連續曲線箱梁橋時,採用考慮翹曲作用的曲線格子梁分析方法,應用矩陣位移法對具有約束支承形式的斜支承連續曲線薄壁箱梁橋進行分析,考慮到支座的約束條件並不與梁端彎曲角位移和扭轉角位移的方向一致,引入支座節點坐標矩陣,使得梁端的位移未知量與斜支座約束方向一致,來計算單元剛度矩陣和單元節點力,然後按照矩陣位移法組集總剛並建立結構剛度方程,根據結構剛度方程即可求解未知的節點位移及桿端力,推導出任意截面處的內力計算公式。
  4. The main body of the dissertation is from the second section ( the first chapter ) to the fifth section ( the fourth chapter ), which firstly discusses the evolvement of american economic recovery policy toward japan and argues that the economic recovery policy toward japan was the inevitable result which the united states pursued her global containment strategies, with the changes of the international situation and the economic conditions in japan, the u. s. regarded japan " s accession to gatt gradually as the most important objective of the economic recovery policy toward japan ; secondly explains in detail that the u. s. fought up against the old guard in congress persistently in order to win the authorization from reciprocal trade agreements act ( rtaa ) so as to conduct the crucial tariff negotiations with japan, and emphasizes mainly that the executive had to seek for the balance between the national interest and oversea interest because of the strong forces of the domestic protectionism group, but made efforts to make foreign economic policy which is favourable to the latter because of the need of the cold war strategies ; thirdly analyzes the basic contents of u. s. - japanese tariff negotiations briefly and summarizes the results of the negotiations, and considers that under a large number of concession which the u. s. made in the negotiations, the japanese could change american political and strategical interest into the japanese trade interest and became the main winner ; fourthly researches mainly british diplomatic policy towards japan " s accession to gatt and american reaction to the policy and influence on it, and american roles in

    第二部分(第一章)至第五部分(第四章)是論文的主體部分,首先論述美國對日經濟復興政策的演變歷程,提出美國對日本的經濟復興政策是美國推行全球冷戰戰略的必然結果,隨著國際形勢和日本經濟狀況的變化,美國逐漸將推動日本入關視為對日經濟復興政策的最重要目標;其次詳細闡述為了獲得《互惠貿易協定法》的授權,以便與日本進行重要的關稅談判,美國政府和國會保守派持續不斷地作斗爭,重點強調,鑒于國內貿易保護主義勢力的強大,行政部門不得不尋求國內利益和海外利益的平衡,但同時出於冷戰戰略的考慮,又盡量使對外經濟政策向後者傾斜;第三,扼要分析美日關稅談判的基本內容,並總結關稅談判的結果,認為美國政府在談判中對日本政府所做的大幅度讓步,使得日本人能夠將美國的政治、戰略利益轉化為日本的商貿利益,從而成為談判的最大贏家;第四,重點研究英國對日本入關的外交政策和美國對該政策的反應、施加的影響,在國際斗爭中美國為日本入關而發揮的作用以及日本人自己做出的努力,指出雖然在美國施加的強大壓力下,英國政府最終同意日本成為關貿總協定的成員國,但是它依然以國家利益為重,對日本援引關貿總協定第35條,不給予其商品最惠國待遇。 」
  5. 2. virtual technology in this section, firstly, introduce virtual instrument development and analyze the main principles in tractor testing projects ( including shaft mass, left - and - right side trigging forces, smoke density, noise and velocity ). secondly, propose a general design combined multifunction data acquisition devices ( daq ) with lab view diagram language

    ( 2 )虛擬儀器技術介紹了虛擬儀器的發展特點,分析了拖拉機主要的檢測項目(軸重、左右制動力、煙度、噪聲、速度)的檢測原理和手段,提出一套基於多功能數據採集卡daq和圖形化編程語言labview的虛擬儀器構建方案。
  6. On basis of the character of the structure at the stage of construction, the stress balanced method was developed to decided the forces of cables and the stresses of the arch rib sections, which is according to the normal stress controlling conditions on the top and bottom of arch rib section and considering the influence matrix

    針對這一受力特點,本文根據拱肋截面上、下緣應力平衡條件及影響矩陣的概念,發展了應力平衡法,用以確定拉索的合理索力,從而使拱助結構受力合理並具有理想的線形。
  7. The principal conclusions include : ( a ) the composite system is composed of both active - bearing structural members and inactive - bearing ones, being of a character of combination of rigid retaining structures with flexible ones, so its working mechanism will be behaved as sharing loadings, waterproof and impermeability, loading transfer, local reinforcement and pre - reinforcement ; ( b ) the experimental results show that much more subsoil will participate in retaining action, soil stresses of internal slope will be shared uniformly and deflections caused by excavation will be reduced notably because of cooperation of nails and cement - soil mixing pile wall ; and ( c ) the internal forces of facing in vertical model will be a control factor of design and the cross section tensile strength of cement - soil wall will govern strength of the

    主要研究結論有: ( 1 )復合土釘支護的作用機理主要為臨時加固土體以保證局部穩定、有機聯系以共同承擔荷載、改善土體性質起到止水抗滲作用。 ( 2 )試驗結果表明:復合土釘支護能夠充分調動周圍土體共同作用,有效地控制基坑變形;復合土釘支護中止水帷幕的插入深度和強度對控制邊坡變形與失穩有較大作用;復合土釘支護效果明顯優於一般的土釘支護。 ( 3 )面層與邊坡土體共同變形,設計時可按外力作用下的彈性地基梁進行計算。
  8. Third, the theory and formulations about the stress redistribution due to creep and shrinkage of composite section and the secondary internal forces which are caused in hyper static structure, the self - stressed force and the secondary internal forces due to expansion, are studied, program is compiled by use of formulations studied above and it is used to analyze sensors that are installed during the course of work

    再次,探討了收縮徐變作用下組合截面應力重分佈以及在超靜定結構產生次內力和膨脹變形引起自內力和次內力計算理論及公式,編制了相應程序,對加固過程中埋設的傳感器進行了分析計算。
  9. Abstract : this paper introduces bridge section model tests in the wind tunnel. it presents static forces on bridge section models. the effects of bridge fences, isolation belts and different model lengths on static forces are studied. the static and dynamic stabilities of bridge are analyzed. the results show the effect of bridge fence, isolation belts and different model lengths on static forces should be considered in wind load design

    文摘:通過橋梁節段模型風洞試驗測量了橋梁的風力,研究了橋面護欄和隔離帶以及變模型長度對模型風力的影響,並分析了橋的馳振穩定性和顫振穩定性.試驗結果表明:設計試驗方案以及應用試驗結果時應考慮模型長度、橋面護欄及隔離帶的影響
  10. Special forces troops fall under the " advanced " section due to them requiring more finesse and skill to play compared to normal infantry, largely because of the fact that they get tough assignments and rarely work in anything larger than a squad - sized element

    特種部隊被劃歸到這里的「高級」區,是因為相對普通步兵,扮演特種兵需要更高的策略和技能,他們一般都接受到艱險的任務,而且很少以班級規模執行任務。
  11. This section eoncretely elucidates the scientific connotation of the " three represents ", that is, to always represent the development trend of the china ' s advanced productive forces, the orientation of china ' s advanced culture, and the fundamental interests of the overwhelming majority of the chinese people. it points out that the internal relation among the three represents is a dialectical unity and proposes that the spiritual essence of the " three represents " is that the party should always keep its progressiveness

    具體地闡發了始終代表中國先進生產力的發展要求、始終代表中國先進文化的前進方向、始終代表中國最廣大人民的根本利益的科學內涵,分析了「三個代表」之間的內在聯系是一個辯證統一的整體,提出「三個代表」的精神實質是黨要始終走在時代前列、永葆先進性。
  12. The computations are shown to agree well with available experimental and numerical data and the physics of 3d large - scale flow separations and vortex shedding are confirmed. the simulation of the flow around a maneuvering wigley hull is a demonstration of capability for calculations of sway forces and yaw moments acting on a hull moving obliquely at a large range of yaw angles. the focus of study is large - scale cross - section separation flows, bilge - vortex development along the hull in the longitudinal direction and their effects on hydrodynamic forces

    應用所開發的求解器,以wigley船型為算例計算了大角度斜航船體粘性流場和水動力,分析了漂角的變化對船體所受到的粘性水動力的影響,相當精確地預報了以橫流分離和般渦生成與泄出為特徵的操縱運動船體特有流動形態及橫向水動力和轉脂力矩,經與現有試驗和計算數據比較,檢驗和驗證了該求解器精確模擬繞斜航運動船體的大尺度分離流動和計算非線性水動力的能力。
  13. Taking advantage of hear forces current theory ? this paper deduces the formula of bending shear stresses, in which the influences of axial force, bending moment, variable section depth and the variable thickness of top slab, bottom slab and webs are taken into account

    本文利用「剪力流理論」推導出了彎曲剪應力的公式,該公式不僅計及了軸力和彎矩對彎曲剪應力的影響,還計及了截面高度、頂板、底板及腹板厚度變化對彎曲剪應力的影響。
  14. In the analysis, a cfst arch ( single tube ) is first divided into a finite number of straight beam elements. according to the virtual work principle and the modified newton - raphson iteration method the tangent stiffness matrix considering double nonlinear properties is established. with regard to the non - equilibrium forces, the material nonlinear property along the height of the section and the length of the element is considered and the computation accuracy is improved as a result

    本文首先將拱肋劃分為一系列的直梁單元,運用虛功原理和修正newton - raphan數值迭代演算法的基本原理準確推導了拱肋直梁單元的非線性切線剛度矩陣;在不平衡力方面考慮了沿截面高度和單元長度方向材料非線性的發展過程,提高了計算精度;再根據得到的切線剛度矩陣採用荷載增量步內修正newton - raphan迭代的增量迭代法進行了求解。
  15. The 300 - strong communications company is an all - female section. in case of crisis, they can take over control rooms freeing male counterparts in both auxiliary and regular forces to present a strong presence on the streets

    有300名成員的通訊組是全女班,在出現危機時可接管控制室的工作,以便抽調控制室的男性輔警及正規警隊人員加強街上巡邏。
  16. The model of the problem is composed of two half spaces with half circular lining inclusion. horizontal surfaces of the half spaces are loaded with undetermined anti - plane force in order to satisfy continuity conditions at linking section, or with some certain forces to appear cracks. a series of fredholm integral equations of the first kind for determining the unknown forces can be set up through continuity conditions that expressed by using of the green " function

    然後將問題的模型視為「契合」問題,即將其剖分為兩個含半圓環形襯砌的彈性半空間,分別在其剖分面上加置未知的出平面荷載,並在欲出現裂紋位置加置出平面反力使之產生裂紋,接下去利用green函數表示出界面連續條件,建立決定待解外力系的第一類fredholm積分方程組。
  17. This paper emphasizes on the construction control of concrete arch bridge, which is constructed by the precast segmental cantilever method. through analyzing this new erection method, it is considered that the cable forces directly influence the stresses of arch rib sections and the deflections of the arch axis, in addition, the stress of the arch rib section is the key factor in construction control

    本文以懸臂拼裝鋼筋混凝土拱橋的施工控制為研究對象,結合工程實例,分析了大跨徑鋼筋混凝土拱橋的懸臂拼裝施工方法,認為施工過程中拉索的索力直接影響拱肋截面的應力和拱肋軸線的標高,拱肋截面的應力是懸臂拼裝拱橋施工控制的關鍵因素。
  18. In this paper, using large - scale current finite element software, analysising nanbu jialingjiang bridge as engineering example, considering the united action of arcade and of arch with the structure on crown, the author build several 3d finite element models including original bridge, dangerous bridge, all phases of strengthening bridges and strengthened bridge. in order to decide the most unfavorable load case accurately and quickly, using static analysis method this paper draws out the influence surface of bend moment for main section ; base on built models the paper analyzes the internal forces on entirely strengthening process and knows the damaged degree of dangerous bridge and does feasibility studying on its strengthening method ; finally, the paper simply analyzes the unite action of arcade and of arch with the structure on crown

    本文利用大型通用有限元軟體,結合南部嘉陵江大橋這一具體的工程實例,考慮連拱及拱與拱上建築的聯合作用,建立了包括原橋、危橋、加固各階段和加固后各狀態在內的空間計算模型;為了準確、快捷的確定最不利荷載工況,利用靜力法繪制了舊橋主拱圈各控制截面的彎矩影響面;對其加固改造全過程進行了靜力分析計算,明確了危橋的病害程度並對其加固方法進行了可行性研究;最後,簡單分析了考慮連拱及拱上建築與否對該橋主拱圈內力的影響。
  19. Section tow analyses the driving forces of the internationalization of higher education from the global development and different groups " different, motives

    不同利益集團的激勵動機在他們各自的層面上促進了高等教育國際化的發展,從而形成了不同的動力理論。
  20. Electromechanical components for electronic equipment. basic testing procedures and measuring methods. part 13 : mechanical operating tests. section 1 : test 13a : engaging and separating forces

    電子設備用機電元件.基本試驗程序和測量方法.第13部分:機械運行試驗.第1節:試驗13a :嚙合力及分離力
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