portal structure 中文意思是什麼

portal structure 解釋
門形桿架
  • portal : n 波特爾〈姓氏〉。n 1 （大建築物的）入口；正門；橋門；隧道門。2 〈詩〉門，入門。3 【解剖學】門靜...
  • structure : n. 1. 構造，結構；組織；石理，石紋。2. 建造物。3. 【化學】化學結構。4. 【心理學】（直接經驗中顯現的）結構性，整體性；整體結構。adj. -d ,-less adj.
  1. Based on large amounts of investigations on domestic dairy housings at present in beijing and aimed at dairy breeding technology - dairy building parameters - dairy structure, this paper made the portal frame of light - weight steel structure in cowshed to be the researched case and elaborated the theories and methods of structure optimization of portal frame of light - weight steel structure in cowshed. at last, some conclusions were drawn

    本文在大量調查研究的基礎上，針對目前我國牛舍發展落後的現狀，針對北京地區，從成乳牛舍內飼養工藝?成乳牛舍建築參數確定?成乳牛舍結構角度出發，選取輕型門式剛架牛舍作為研究對象，闡述了輕型門式剛架牛舍結構優化的理論和方法，並取得了一些結論。
  2. The causes of crack on main boom structure of portal bucket stacker reclaimer

    門式斗輪堆取料機主臂架結構性開裂的原因分析
  3. Stress which three portal frames of dairy housing bore under different conditions was analyzed and relations between different post distance, roof gradient and structure internal force capability and steel dosage were obtained. at the same time, the structural section was optimized with float stress exponent method to lower steel dosage

    通過程序，對牛舍三種門式剛架結構在不同工況下進行了應力分析，分析了不同柱距、屋面坡度與結構受力及結構用鋼量的關系，並用準則法中的浮動應力指數法對優選出的結構進行了截面優化，達到了降低結構用鋼量的目標。
  4. Construction of portal lightweight steel structure

    淺談門式輕鋼結構施工的體會
  5. C construction of a portal building on the east side of nam wan tunnel, a west portal structure on the west side thereof and a west control building ; and

    C在隧道西面興建控制大樓和隧道口建築物及在東面興建隧道入口大樓;及
  6. The domestic and abroad research about retaining structure with double - row piles is summarized, and its disadvantages are shown in this paper. two - dimensional nonlinear plane - strain fern analysis, which emphasizes the pile - soil interaction, is developed for portal water injection sheet piles with the software ansys

    本文在總結國內外對雙排樁支護結構的研究現狀的基礎之上，結合通用有限元軟體ansys ，對門架式水力插板樁進行了二維非線性平面應變有限元分析，就其中的關鍵問題? ?樁與土的共同作用進行了研究。
  7. Because of its many advantages, the tapered portal frame is getting more and more application. ( ( technology code of light steel structure of portal frame ) ) ( cecs 102 : 2002 ), our country enacted, does n ' t define conditions that tapered portal frame needs anti - earthquak - e design. but mentions in illustration of rules : when earthquake fortification intensity is 7 degree, the portal frame does n ' t need anti - earthquake checking generally ; but for 8 degree and above, horizontal just with lengthways frames both need anti - earthquake checking

    楔形變截面門式剛架山于其諸多的優點得到越來越廣泛的應用，我國頒布的協會標準《門式剛架輕型房屋鋼結構技術規程》 （ cecs102 2002 ）中沒有對變截面門式剛架需要進行抗震設計的情況進行具體規定，但在後面的條文說明中提到： 「當抗震設防烈度為7度時，一般不需做抗震驗算；當為8度及以上時，橫向剛架和縱向框架均需做抗震驗算。 」
  8. The critical crack and stress put forward provides theoretic foundation for monitoring portal machine. 3. applying steady theory of board, studying the problem of early curvature, flexibility model, welding remaining stress, elastic transmutation and brace condition and so on, conclude that structure of beam is primary place where metal structure of portal crane lose stabilization and the break of main beam is result of losing partial stabilization of main board

    文章提出的界限應力和臨界裂紋對于港口機械的監測提供了理論依據； 3 、運用板的穩定理論，探索了作為薄壁構件的門機金屬結構在失穩破壞中所涉及到的初曲率問題、彈性模量問題、焊接殘余應力問題、彈塑性變形問題以及支承條件問題等，得出了門機金屬結構發生失穩破壞的主要部位為臂架結構，且主臂架的折斷是由於受壓翼板局部失穩引起整體破壞； 4 、探討了焊接對結構承載的影響。
  9. By use of the fem program, the paper contrasts the differences of static calculation and stability analysis results of tapered portal frame structure analyzed by uniform section beam elements and tapered section beam elements respectively

    利用該程序，比較了分別用等截面梁元和變截面梁元對變截面剛架進行靜力計算與平面內穩定性分析的差異。
  10. Based on the 40t - 43m portal crane, this paper analyzes deeply the problems which happen when the vibration monitoring technique is applied to the portal crane and puts forwards the ways of applying vibration monitoring technique to the lifting mechanism, enacts the original values of the relative judgement criteria of the lifting mechanism of the 40t - 43m portal crane and makes a under structure for the future state monitoring of crane

    本文以40t ? 43m門座式起重機為對象，深入分析了振動監測技術在門機上應用所遇到的問題，提出了起升機構振動監測的方法，並制定了40t - 43m門座式起重機起升機構振動狀態相對判斷標準的初始值，為以後門座式起重機狀態的監測打下基礎。
  11. For portal frame light steel structure building, it has been widely used with less consumption of steel and has obvious advantage on the period and applicability of the construction with comparison to the tradition

    在輕型房屋鋼結構體系中，門式剛架結構在施工周期、結構適用性上與傳統建築產品相比，具備明顯的優勢。
  12. Steel structure of light - weight buildings with gabled frames is a widely used steel structural style in china at present. this paper starts with the deficiency of the specificaion in calculating the effective length factors of gable portal frames. when the gable portal frame subjected to the vertical uniform loading, it conducts the arch effect ? 1. rafter axial force is large when the slope of rafter is big

    門式剛架輕型房屋鋼結構體系是目前廣泛應用的一種結構形式，本文從規范中門式剛架柱的計算長度系數取值的不足出發，針對山形門式剛架在豎向均布荷載作用下產生的拱效應? ? 1 、斜梁傾角較大時產生較大的梁內軸力; 2 、產生跨變效應; 3 、高跨比較小的山形門式剛架會發生躍越失穩，採用整體分析的方法對山形門式剛架的穩定進行了分析。
  13. Construction technology of the portal frame of unbondedly prestressed structure

    無粘結預應力門式剛架施工工藝
  14. Application and study on portal frame light steel structure in large - space building

    門式剛架輕型鋼結構在大空間建築中的應用研究
  15. Reduce the structure size, cost, and designing and manufacturing time with the portal frame safe

    在保證門架結構安全可靠運行的條件下，減小結構尺寸，降低製造成本，提高設計製造的效率。
  16. The portal frame is a hyper static structure, if it is analyzed by material - strength method, it is complex and large simplification must be made, and calculation accuracy is lower. larger safety - factor is often adopted to ensure the portal frame safe, this results in large structure size, more material cost and higher manufacture cost

    該門架結構是一個高次靜不定問題，採用傳統的材料力學方法很難求得解析解，且要想求解需對結構作較大的簡化，造成計算結果誤差大，為此，常採用加大安全系數的方法以保證結構的安全可靠運行，結果使結構尺寸加大，浪費材料，增加製造成本。
  17. Basic content includes six parts : chapter one and two are the introductions of background knowledge, mainly explain the research background and the research present situation, show the research mentality and the article portal frame construction, as well as go on the information disclosure system of the listed company, the spreading process of annual report language information, the definition and characteristic of ownership structure chapter three is the theoretical analysis of the relation between ownership structure and disclosure of the annual report language information, using the commission agency ' s theory of information

    基本內容包括六個部分:第一、二章為緒論和背景知識的介紹，主要闡述研究背景及研究現狀，說明研究思路和文章的框架結構，以及上市公司對外信息披露體系、年報語言信息的傳播過程、股權結構的定義和特徵。第三章是股權結構和年報語言信息披露關系的理論分析，從信息經濟學的委託代理理論、信息的不對稱性、信號傳遞理論以及印象管理理論來解釋股權結構對語言信息操縱的影響。
  18. In this paper, a lot of analysis and calculation is made by fem, which provides mechanical simulation for the design of the portal frame, and provides scientific basis for selecting structure type, deciding structural parameters, increasing static and dynamic properties, reducing manufacture cost of the integral body of the portal frame

    有限元分析結果為該門架裝置的設計提供了力學模擬，為整個門架裝置的結構件選型、結構參數確定、提高系統動靜態性能、降低成本，提供了科學依據。
  19. According to my research about the damage of cranes " metal structure of our country ' s ports recently and the investment of the causes and principles, we pointed out the necessity and importance of the inspecting of the state of cranes " mental structure. 2. through fatigue test and theoretic analysis of structure, principle of destruction is educed about crack due to structure fatigue to mental structure of portal crane

    本文主要內容有： 1 、通過對目前我國港口門座起重機金屬結構破壞的現狀調查，分析了破壞的原因和機理，提出了對門機金屬結構進行狀態監測的迫切性和必要性； 2 、通過結構疲勞實驗和理論分析，得出了結構疲勞裂紋對門機金屬結構的破壞原理。
  20. The development of the technology of the prestressed concrete with unbonded tendons has promoted the development of new materials, new structure, new technology, new craftwork. since 1980 the application has ranged from single member to a whole structure such as flat floor, frame, high - story structure, portal rigid frame, special structure and special structure

    無粘結預應力混凝土技術的發展，促進了新材料、新結構、新技術、新工藝的發展，自80年代以來，已從單個預應力混凝土構件發展到預應力混凝土結構：平板結構、框架結構、門式剛架、高層結構、空間結構及特種結構等。
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