main truss 中文意思是什麼

main truss 解釋
朱架
  • main : adj 1 主要的，主，全，總。2 充分的，盡量的；全力的，有力的。n 1 體力，氣力；力〈僅用於 with might...
  • truss : n 1 （乾草等的）捆，把，束，一束乾草〈老乾草56磅，新乾草60磅，稻草36磅〉。2 【醫學】疝帶。3 【植...
  1. Tower truss structure is a kind of rise independence structure, landscape orientation level load is the determine load, moreover wind load is main load to tower truss structure in all of level loads

    塔桅結構是一種高度相對于橫截面尺寸很大，水平風荷載起主要作用的自立式結構。
  2. Research on types of the main truss of tianxingzhou bridge

    天興洲大橋南汊主橋主桁斷面型式的研究
  3. The authors describe the modelling of a railway steel truss bridge with long - span in order to analyse the detailed distribution of stress for members and nodal plates in main truss, the detailed deformation and stress distribution due to frame effect on transversal bracing plane in truss bridge, and the detailed distribution of stress in important parts of the steel plate girder bridge with initially transversal deformation by using sseb in this article

    本文建立大跨鐵路鋼桁梁橋和鋼板梁橋全橋結構模擬分析數學模型，說明了鋼桁梁橋桿件和節點板詳細應力分佈、平面框架詳細變形與應力分佈和有變形缺陷鋼板梁橋重要部位應力的模擬分析結果等問題。
  4. The prestressed drainage aqueduct of through open - web truss arch structure is widely applied to cross the main canal of the mrp. it is important and significative to study the aqueduct ' s structure design and reliability thoroughly

    預應力下承式空腹桁架拱渡槽在總乾渠排水建築物中被廣泛採用，其結構設計和安全可靠性是一個非常重要且值得深入研究的問題。
  5. 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。
  6. Experimental research on steel roof main truss of new terminal building in chongqing jiangbei airport

    重慶江北機場新航站主樓鋼屋蓋主桁架試驗研究
  7. The main work of this paper was as fellows : ( 1 ) generalized the development of pre - stressed steel structure in our nation and abroad, and pointed out the main problem in practice ; ( 2 ) presented the mechanism of pre - stressed steel structure and revealed its applicable range ; ( 3 ) established the optimization design model for pre - stressed steel structure, which accounts for constraints on stresses and displacements of structure ; ( 4 ) brought forward the optimization design method, which combined linear programming and the principle of full restriction, through which we can obtain the magnitude of each time pre - stress and the optimized sections of each members of structure ; ( 5 ) analyzed the best times of pre - stress and pointed out that 2 ~ 3 times is preferable ; ( 6 ) conducted optimization design on large - space steel roof, horizontal parallel steel truss with local cables, horizontal parallel steel truss with global cable, and ultra - static steel truss, the result of which indicated that the multiple pre - stress structure is very economic ; ( 7 ) compared different schemes of cable placement for horizontal parallel steel truss, and the results showed that the local cable only unloaded the second girders, but had no response on the first girders and stomach poles, while global cable could unload the second girders and the stomach poles outside of turning point of cable, thus proving that global cable is more economic than local - cable

    本文的主要工作是：對國內外預應力鋼結構的發展歷史及現狀作了綜述和總結，指出當前預應力鋼結構工程實踐中存在的主要問題；闡述了預應力鋼結構的受力機理，並指出預應力鋼結構的適用范圍和特點；在考慮結構應力和變位約束的條件下，建立預應力鋼結構優化設計模型；提出多次預應力鋼結構優化設計方法和步驟，採用線性規劃和滿約束準則相結合的優化方法，可優化設計出施加的每一級預應力的大小，並得到結構各部分的優化截面；對多次預應力最佳的施加次數作了分析，並建議以2 3次為宜；為驗證文中理論和方法，分別對大跨多次預應力鋼屋架、局部布索的水平平行弦鋼桁架、整體布索的水平平行弦鋼桁架和局部布索的超靜定鋼桁架等算例進行了優化設計，經濟效益明顯；對水平平行弦鋼桁架的幾種施加預應力的方案進行比較，對于局部布索，預應力只對下弦起到卸載作用，對上弦和腹桿基本不起作用；而整體布索預應力除對下弦卸載外，對索折點以外部分腹桿也起到卸載作用，經濟效益好於局部布索。
  8. The main parts in the upper structure that bear pressure are of pipe truss structure and pin shaft link

    本機上部結構的主要受壓構件為管絎結構，銷軸連接。
  9. Based on the analysis of the experiment results, it is regarded that the seismic behavior of the truss src columns is higher than those of rc columns. the steel requirements, the crosswise rod dimension and the welding quantity are the main factor, which influence on the truss type src columns

    通過對試驗結果的分析，認為配置角鋼桁架式空腹鋼骨的鋼骨混凝土柱的抗震能力明顯高於鋼筋混凝土柱，配鋼率和斜腹桿的大小與焊接質量是影響桁架式空腹鋼骨的鋼骨混凝土柱的主要因素。
  10. Wan zhou yangtze river bridge is the establishing large span steel truss bridge now, and the property of it is the lower stiffness of the main girder. when the speed is high, the analyses and the vibration control of vehicles and bridge are very important, especially the dynamic lateral response of the system

    萬州長江大橋是目前在建的大跨度鋼桁架拱橋，其特點是主梁結構剛度較小，在高速行車速度下，對起車橋耦合振動分析及其控制尤其是車橋系統橫向動力響應研究則尤為重要。
  11. Based on the simple introduction of profibus protocol and other kinds of fieldbus, this paper brought forward the truss of fieldbus control systems based on profibus, then discussed the main parts of profibus - slave interface master interface config and monitor software and network detailedly

    本文在對profibus協議及其它現場總線簡單介紹的基礎上，提出了基於profibus的現場總線控制系統的整體構架，並針對基於profibus的現場總線控制系統的主要組成部分? ?從站介面、主站介面、上位機軟體以及底層網路的設計和開發進行了詳細的論述。
  12. Cross - check the main roof truss roof installation quality of the surface is not perpendicular to the vertical center two blocks ; roof surface pressure chord of the roof truss vertical bending side, we must ensure that such errors do not exceed the allowable deviation to ensure roof stability and comply with the design requirements of the state by force

    屋架安裝質量主要檢查屋架跨中對兩支座中心豎向面的不垂直度;屋架受壓弦桿對屋架豎向面的側面彎曲，必須保證上述偏差不超過允許偏差，以保證屋架符合設計受力狀態及整體穩定要求
  13. This paper analyses multi - stage pre - stressing and different parameters produce the impacts to static and dynamical behavior of the structure by theoretical calculation and experimental research. the conclusion can provide reference to static and seismic design of arch truss string structure. the main issues in the paper are : the multi - stage pre - stressing loading experiment is studied in this paper

    本文通過理論計算和試驗研究分析了多次張拉預應力、參數設置對張弦拱桁架結構靜力、動力性能的影響，主要完成了以下幾方面的工作:進行了模擬施工過程中的多次預應力加載試驗。
  14. Aiming at main project of the xiaoxihu bridge, a low pylon cable - stayed bridge, based on the existing theory and method of the bridge construction controlling theory, using the basic function of " ansys ", farther exploitation was done on concrete elasticity and creep calculating distinguishingly, nonlinearity analysis theory was used to construct the space model, the main beam, string pylon and abutment were simulated by the beam elements which was considered the shearing effect. which is worthy of considering that using the geometric non - linear truss elements to simulate the stayed - cable, form traveler is modeled as structure elements and participate in stress analysis. four stages are used to model the construction stage, which are : ( 1 ) the erection of form traveler ; ( 2 ) placing the segmental concrete ; ( 3 ) jacking the tendons ; ( 4 ) tensioning the stay cables

    針對建設中的小西湖矮塔斜拉橋的主體工程，結合已有的橋梁施工控制的理論和方法，利用大型通用計算軟體ansys的基本功能，並著重在混凝土彈性計算及徐變計算方面做了相應的二次開發，採用非線性分析理論並建立了空間結構模型、用考慮剪切作用的梁單元模擬主梁、索塔和橋墩；用可考慮幾何非線性的桁元模擬斜拉索、施工掛藍作為結構單元進行拆裝，參與受力計算，整個施工過程按施工循環周期分為若干階段，每個階段又分為四個工況，即：空掛藍就位、澆築完畢階段混凝土、張拉預應力鋼筋和張拉斜拉索。
  15. The main job of this dissertation is to calculate and forecast the intrinsic frequency of the typical truss mast adopting the experience formula energy and finite element method

    本文的主要工作，是採用經驗公式法、能量法和有限單元法分別對桁架桅的振動特性進行研究。
  16. For the project of erecting the steel structures of the national stadium, the main truss was divided into two lifting elements, i. e. space 3 - d truss and 2 - d truss according to the actual conditions

    摘要國家體育場鋼結構安裝工程，主桁架根據安裝實際情況被分成空間立體桁架和平面桁架兩種吊裝單元。
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