拱作用 的英文怎麼說

中文拼音 [gǒngzuòyòng]
拱作用 英文
arch action
  • : Ⅰ動詞1 (兩手相合 臂的前部上舉) cup one hand in the other before the chest 2 (環繞) encircle; ...
  • : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
  1. Arcuated built - up system bridges are one of bridge structural styles, which are used extensively at present. on one hand, because of complexity and diversity of this kind of structure, current engineering experiences have not satisfied design requirements no longer. on the other hand, towards this kind of structural system traditional methods simplify complicated structures into planar structures, these methods neglect apparently spatial action among members, especially those primary bearing load members along lateral direction of bridges

    式組合體系橋梁是目前廣泛採的一種橋梁結構形式,一方面由於式組合體系橋梁結構的復雜性和多樣性,現有的工程經驗已不能滿足設計需求;另一方面對于這種結構體系過去的傳統做法是將復雜結構簡化成平面結構,這種做法顯然忽略了構件之間的空間,尤其是沿橋橫向存在主要承力構件。
  2. Vertical elements carry sufficient load through cantilever action to produce cantilever deflections equal to arch deflections.

    垂直桿件則借懸臂產生和撓度相等的懸臂撓度,來承擔足夠的荷載。
  3. Compared to an ordinary rudder, the value of lift coefficient of ichthyoid rudder is about 30 % higher and the maximum rudder angle of it nearly reaches 45 degrees. ichthyoid rudder is a design under such a conception as to effectively utilize the propellers slipstream for rudder action, and featured by having a fish - shaped one - piece construction that is to say - no part of ichthyoid rudder can move in the water

    其研究的魚形舵是一個沒有在水下移動的魚尾形剖面單片結構,增加了全舵的剖面度,使螺旋槳尾流的折射水量增強,進而增大了水動力的,使之比普通流線形舵的升力提高30左右。
  4. ( 7 ) the destroyed area came into being in the condition of supports, such as tensile at vault and floor, shearing at nance and corner of wall

    而且,錨桿支護對圍巖變形有較好的控製, 3 . 5m長錨桿可使頂下沉下降40左右,底板隆起下降34 。
  5. It also has important reference value for the similar construction. by the safety and seismic evaluation of this aqueduct bridge, it has shown that ( 1 ) besides the structure of this aqueduct bridge was basically unharmed without some flake of concrete cover and revealing stirrup, its intensity basically reached the need of primary design. ( 2 ) from the side of carrying capacity, rib arch could satisfy the needs under the action of wind and earthquake, but some individual frame crossbeams and most rib arch tie beams could n ' t satisfy the need

    通過對東滑峪渡槽進行安全性能和抗震性能評估后表明: ( 1 )渡槽除肋頂面有保護層剝落、箍筋外露,結構基本完好,其強度基本達到西安理工大學工程碩士專業學位論文原設計的強度要求; ( 2 )從承載力方面看,在風荷載、地震下,肋基本滿足要求,個別排架橫梁不滿足要求,肋連系梁普遍不滿足要求;計入水平橫槽向地震的工況為設計控制工況。
  6. 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,研究懸索橋的地震響應,了解大跨度懸索橋在強烈地震動下的動力行為,對於此種橋型的實際應具有很大的指導意義。
  7. The representative failure models of arch rib are searched and the rib section resistances are calculated by incremental method and disadvantage loading in the control sections. the structure reliability assessment index on bearing capacity of the arch - bridge is calculated by the function of bearing capacity reliability, structure resistance probability model, load action effect probability model and jc method

    對每種荷載布置型式,採荷載增量法進行橋結構失效模式的尋找和截面抗力的計算,給出其承載力可靠度功能函數,推導功能函數中結構抗力和效應概率模型,並利改進的一次二階矩法計算在橋承載力可靠度指標評估值。
  8. This paper focuses on the research of the stress mechanism of the ribbed shell structure in statics, dynamics and under the explosive load on the basis of the engineering practice of cave depot of single aircraft. in this paper, according to the classical shell theories, the basic differential equilibrium of the ribbed shell structure and the finite element analysis of 3d rippled plate are established, in which the function of annular ribs reinforcement bars and 3d ripped steel plates are distributed in the range of the steel, and the functions along the longitude direction of tension, bending, and torsion are neglected ; applied with dynamic analytical theory, the dynamic model of ribbed shell structure and the analytical theory model of elastic - plastic are set up ; the triangle series method is used to solve the displacement and stress under the distributed load and the concentrated load of the ribbed shell structure

    本文以軍機場地面單機掩蔽庫工程建設為工程背景,首次對內襯三維波紋鋼板混凝土型復合結構的受力機理進行了靜力、動力和爆炸荷載的分析研究。根據將橫肋、鋼筋及三維波紋鋼板的均勻分佈在殼體范圍內的情況,忽略橫肋、鋼筋及三維波紋鋼板沿殼體母線方向的抗拉、抗彎及其抗扭,首次推導出了內襯三維波紋鋼板混凝土殼體的微分平衡方程,建立了有限元計算模型,並採三角函數法,求解了三維波紋鋼板混凝土型復合結構在分佈荷載和集中荷載下的位移響應和應力響應,並與普通殼體進行了比較。
  9. In this paper at last. the localized anti - collapsing effect of the cave depot of single aircraft under the explosive load is calculated and analyzed. the explosive result shows that 3d ripped steel plate and ribbed shell structure are effective to raise the capacity of anti - collapsing of the protective structures

    對飛機單機掩蔽庫工程在爆炸荷載下,抗局部震塌效應進行了計算分析,模擬直接命中的爆炸試驗結果表明:鋼筋混凝土內襯三維波紋鋼板組成型復合結構,是提高防護結構抗震塌破壞的一種十分有效的措施。
  10. This arch dam is analyzed with the method mentioned in this paper, the result and the corresponding result of the model test can be corroborated each other

    同時本文所介紹的方法對該壩進行了計算分析,並把計算結果與模型試驗結果進行了比較,起到相互驗證
  11. In this paper, a simplified model for dam - foundation dynamic interaction analysis in time domain is proposed in terms of the studying of the characteristics of the dynamic impedance of canyon cut in elastic half - space

    通過對壩地基的半無限空間動力體系的分析,提出了壩-地基動力相互問題的簡化求解途徑,並結合小灣壩進行了實際分析。
  12. Abstract : in this paper, a simplified model for dam - foundation dynamic interaction analysis in time domain is proposed in terms of the studying of the characteristics of the dynamic impedance of canyon cut in elastic half - space

    文摘:通過對壩地基的半無限空間動力體系的分析,提出了壩-地基動力相互問題的簡化求解途徑,並結合小灣壩進行了實際分析。
  13. The upper body of the dam, having lost the assistance of the cantilevers, now behaves predominantly as a horizontal arch.

    上部壩體已喪失掉懸臂梁的輔助,現在主要表現出一個水平圈的性狀。
  14. The plane - wave analytic solution of the coupled fluid - air - solid system and the fem model of air cushion isolations are applied to study the influence of air cushion on earthquake response of dams. the calculations show that air isolation will reduce the hydrodynamic pressure significantly and restrain the dam vibrations during earthquakes. if the dam and reservoir is isolated by air cushions, it will decrease the hydrodynamic pressures by more than 90 % and the seismic stresses by 20 - 30 %

    將本文首次提出的水體-氣體-結構系統的平面波理論解和三維有限元模型,應於溪洛渡雙曲壩的抗震安全性和氣幕隔震可行性研究中,表明氣幕對高壩具有良好的隔震性能,可降低動水壓力90以上,壩體地震應力20 30 ,減震效果顯著,並使壩體的抗拉安全系數從0 . 93提高到3 . 58 。
  15. The biggest difference from the usual down bearing arch structure lies in this points that the four tectonic cracks on its two down beans ca n ' t constrain the level forces

    它與常規的下承式架支承結構的最大區別在於它的兩道下弦桿設置了四道斷縫,從而使下弦桿失去對腳水平力的約束
  16. Its displacement could reduced to 40 percents at vault and 34 percents at floor in the condition of support, especially in the condition of cable support

    頂和底板以張性破壞為主,而在腰和墻腳以剪切破壞為主。噴層對圍巖塑性破壞的限製顯著。
  17. Research on elastic slab vibration of inverted arch plunge pool under high water head and large discharge

    高水頭大流量下反水墊塘彈性單底板塊振動規律研究
  18. Arch dam, which is fastened to the base rock, is a high _ order, hyperstatic, spacial body case structure. it has not only arch function but also girder function, but its main loads are passed to each dam abutment by means of arch function

    壩是固結于基巖的高次超靜定空間殼體結構,既有拱作用又有梁,其主要荷載是通過傳到兩岸壩肩。
  19. 3. in applications, the structure of stabilizing piles with pre - stressed anchor cables can be associated with retaining wall, combined bolting and shotcrete, precast concrete lagging ( plain, troughlike, archlike shapes ), and so on, which enlarge the application areas of this structure

    3 、在實際應中,預應力錨索抗滑樁可與砌石擋墻、噴錨支護、預制擋板(平板、槽形板、形板等)聯合,形成多種形式的組合結構,從而可擴大這種結構型式的應范圍。
  20. Besides experiments, the present domestic and abroad study on anti - slide pile is mainly analysis by traditional cantilever beam method, foundation coefficient method and elastic mechanic method. on the basis of previous studies, this paper carries out a research on relevant design and calculation theory about anti - slide piles, comprising the interaction between anti - slide piles and rock and soil of side slopes, the soil arching model of anti - slide piles and the internal stress calculation method of prestressed anchor cables

    目前國內外對抗滑樁的研究,除試驗研究外,主要採傳統的懸臂梁法、地基系數法及彈性力學方法來進行分析。本文在前人的研究基礎上,通過對抗滑樁相關設計計算理論進行研究,包括抗滑樁與邊坡巖土體的相互,抗滑樁的土效應模型以及抗滑樁預應力錨索的內力計算方法進行分析。
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