重復載荷 的英文怎麼說

中文拼音 [zhòngfùzǎihé]
重復載荷 英文
repeated load
  • 重 : 重Ⅰ名詞（重量; 分量） weight Ⅱ動詞（重視） lay [place put] stress on; place value upon; attach im...
  • 復 : Ⅰ形容詞1 （重復） repeated; double; duplicate 2 （繁復） complex; compound Ⅱ動詞1 （轉過去或轉過...
  • 載 : 載Ⅰ名詞（年） year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
  • 荷 : 荷名詞（蓮） lotus
  • 重復 : 1 repeat; duplicate; reduplicate; iterate 2 repetition; reiteration; gemination; rerun; duplicati...
  • 載荷 : load; loading載荷變化 load fluctuation; variation in load; 載荷裝置 load device
  1. Because uav is smaller and lighter than normal plane, the miniature aerial rs system is easily effected by wind, its " stabilities of position and stance are not good. because the load of uav is so finite, the large professional aerial photogrammetry camera can not be installed

    微型無人機遙感由於受到無人機平臺體積小、重量輕、任務載荷有限等因素的制約，在飛行作業中傳感器位置和姿態受氣流影響大、穩定性差，而且目前是非專業攝影機成像，這些都大大增加了其影像幾何糾正處理的復雜性。
  2. Nowadays, the ways to detect the piles are various, and all of them are limited in some aspects. for instance, coring test do large scathe on the piles, and static load test will waste much time, money and energy, while some ways are hard to operate as the limitation of the length and the diameter of the piles, and the special condition on the spots, such as high - strain, low - strain, and so on. furthermore, the result can only be gained under the complex analysis of the collected wave, and under the validation of the coring test

    目前，工程中常用的樁基檢測方法很多，但都存在著一些弊端：有的對樁破壞性嚴重，例如抽芯檢測；有的耗時、耗財、耗力，例如靜載荷試驗；還有的如低應變、高應變等檢測技術由於受到樁長、樁徑以及現場一些特殊情況的限制，操作很不方便，而且採集到的波形要經過比較復雜的處理分析方能得出結論，而這個結論卻還要輔助取芯手段加以驗證。
  3. First, the dynamic stability of braid composite cylindrical shells with the influences of some main factors is introduced. the general governing equations for the nonlinear dynamic stability is obtained. by the hamilton principle. the creep buckling analysis of braid composite cylindrical shells under axial compression and the dynamic stability under nonconservation force are discussed as emphases. in creep buckling question, by means of theoretical analysis, the instaneous critical load and durable critical load of viscoelastic braid composite cylindrical shell under axial compression are obtained and the numerical example is given

    首先介紹了編織復合材料圓柱殼在幾種主要因素影響下的動力穩定性問題，用hamilton原理建立非線性動力穩定性問題的一般性基本方程。然後重點討論了編織復合材料圓柱殼軸壓下的蠕變屈曲問題及非保守力作用下的屈曲問題。對蠕變屈曲問題，通過理論分析來得到了編織復合材料圓柱殼的瞬時彈性臨界載荷和持久臨界載荷，給出了具體的算例。
  4. However, it is too expensive in investment, complex in experimental techniques, difficult and dangerous in performance. in this paper to overcome these drawbacks, the similarity relations together with a new method and its principle of experiment have been developed based on the model theory of structural similarity. according to this principle, the total stress ; an be obtained as a sum of the stresses due to weight and external loading, which based on only one model experiment without any gravitational loading

    最後，針對外載與自重共同作用下，傳統光彈性分析法中採用離心力場模擬重力場獲得自重應力的試驗投資耗費大、技術復雜且難度大和不安全等嚴重缺點，按照結構相似的模型理論，本文提出模型外載與自重並存變動外載的光彈性分析法，導出處理這個問題具體的相似律和試驗原理及方法，進行了典型實驗驗證，指出僅用外載作用的模型試驗，即不用離心力場模擬重力場的模擬試驗，就可以獲得上述兩種載荷共同作用下的應力分析結果。
  5. A port tyre crane has various parts and complex structure, which is made up plenty of beam - bar and shell elements, manual calculation can not guarantee the precision while finite element method needs onerous structure modeling and a great deal of date input. the finite element analysis and modeling of the port tyre crane are difficult because of complex structure and various loads. in order to fit further more design and exploitation of the same type as well as the upgrade of the production i study a kind of parametric software for structure analysis of the port tyre crane, it can reduce the difficulty of modeling and structure analysis as well as improve efficiency

    港口輪胎式起重機部件繁多、結構復雜，由數目眾多的梁桿與板殼組成，其結構設計和力學分析使用傳統的手工計算方法難以保證精度，有限元方法則需要繁重的結構建模和大量的數據輸入，並且要求分析人員具有相當的力學知識和有限元基本理論。港口輪胎起重機結構的復雜性、載荷工況的多變性導致港口輪胎起重機結構有限元建模和分析工作效率低、難度大。針對這種情況本課題研發了一套港口輪胎式起重機結構的有限元參數化分析軟體，以適應同類機型的進一步設計開發和產品升級換代，降低建模和分析的工作難度，提高工作效率。
  6. The result proves that composite beams with partial shear connectors have better performance to support fatigue load in that they can hardly be destroyed under general fatigue load if the welding quality is reliable

    試驗結果表明，重復荷載作用下的部分剪力連接組合梁具有良好的抗疲勞性能；在焊接質量有保證的情況下，處于正常使用范圍內的疲勞荷載作用下的部分剪力連接組合梁幾乎不會發生疲勞破壞。
  7. Through the bonding tests and the theory analysis between the advanced composite glass sheets and the concrete under the general load - carrying condition, the iterative load - carrying condition, the freeze - thaw action, and the defective bonding, the calculative model has been established, and the numerical value of fibre sheet strain under different load - carrying has been confirmed. the bond strength calculative expressions for the concrete bonded with glass fibre sheet under the pull - shear and the bend load - carrying conditions have been established. the author put forward the decreasing coefficient and the calculative expressions for the influence of reinforce effect by the non - effective area and the calculative expressions for the influence of the freeze - thaw action on the carrying capacity of the concrete beams

    本文採用美國泰扶高強復合玻璃纖維布以及與之性能相當、由南京玻璃纖維研究院自行研製開發的egfw430型玻璃纖維布兩種材料，通過在靜載、重復荷載、凍融及有缺陷粘結條件下的高強玻璃纖維布與混凝土粘結性能的試驗研究與理論分析，建立了玻璃纖維布-混凝土的粘結計算模型，明確了不同受力狀態下纖維布應變的設計取值，提出了玻璃纖維布-混凝土抗剪粘結強度的計算公式;確定了考慮非有效粘貼面積對加固效果影響的折減系數;給出了凍融循環次數引起承載力下降的插值計算方法;並驗證了重復荷載作用下玻璃纖維布與混凝土良好的粘結性能。
  8. Due to the effect of repeated load, the top - down cracks will propagate downwards vertically, and influence the service of pavement greatly, even cause the failure of pavement structure

    在荷載的重復作用下，這種裂縫會由上向下疲勞擴展，嚴重影響路面的使用功能甚至導致路面結構的破壞。
  9. The simplest imposed conditions are those in which the loading is periodically and uniformly repeated.

    最簡單的加載情況是周期地、均勻而重復地施加的載荷。
  10. So it is appears important to analyse capability of this structure, the people can compute all kinds of complex structure ’ s response under different sorts of exact load on current software, but the source program of the computing question, which is “ black box ”, on the contrary, fepg can get the source program, which can provide preference for the optimization of structure, even embed in the optimizing program and save much time of compiling program, linking to ga to identify the load can get the good result. so the problem is solved to alleviate the deadweight and the optimize design of the structure, as well as improve its secure capability

    對格柵結構進行力學分析就顯得至關重要，盡管利用通用有限元軟體能夠計算結構承受任意可以準確描述的載荷作用下的響應問題，但內部計算卻是「黑箱」操作，利用fepg可以得到計算源代碼，能夠為優化程序提供參考甚至可以嵌入其中，節省繁瑣的有限元計算編程內容，結合遺傳演算法進行載荷重構，往往會收到很好的效果，這就解決了由於工作環境比較復雜，引起響應的載荷難以直接測量得到的難題，從而為結構優化設計和提高安全性能的提供了保障。
  11. The self - weight of soil is an important factor affecting consolidation, and once it is taken into consideration, the consolidation becomes quicker and final settlement becomes larger. rheological property of soft soil contributes to delaying consolidation. the influences such as nonlinear variations of compressibility and permeability, rheological and layered properties of soil, self - weight and time - dependent loading are interacted each other and very complicated, and only they are all taken into consideration, can the consolidation behavior of soft soils be actually revealed

    研究表明：大、小應變固結理論的差異隨土壓縮性或荷載的增大而越趨明顯；土體自重是影響固結的一個重要因素，考慮自重要比不考慮自重固結快、最終沉降大；土的流變性增大將最終遲滯軟土地基的固結；土的壓縮性和滲透性的非線性變化、土的流變性、成層性、自重及變荷載等因素對固結的影響相互交織，錯綜復雜，在固結分析中對之綜合加以考慮，才能真實反映軟土的固結性狀。
  12. However, the pavement is easily spoiled by reflective cracking from semi - rigidity base because semi - rigidity base is sensitivity to low temperature and little humidity, so through adverse circumstance and reduplicate vehicle load. the base can have easily rupture by much dryness and low temperature. then these interior fractures will extend to exterior asphalt

    這是因為半剛性基層材料對溫度和濕度反應敏感。在環境和重復交通荷載作用下，基層容易產生干縮和低溫縮裂裂，半剛性基層這些裂縫會擴展到面層，形成反射裂縫。
  13. Simultaneity, various single fiber strength tests ( sft ) and the single fiber fragmentation techniques were discussed, and the influence of fiber surface treatment on the single fiber strength and the interface load - transfer were discussed in detail. the two parameters weibull statistic theory was used to evaluate the scattering of the tensile strength test results of three types of single fibers with different surface treatments. the following conclusions can be drawn based on the analysis of the results

    同時，文中詳細討論了單纖維強度測試實驗（ sft ）和單纖維復合材料斷裂實驗（ sfc ） ，重點討論了纖維表面處理對單纖維拉伸強度和界面載荷傳遞能力的影響；採用兩參數weibull統計理論對經過三種不同表面處理的單纖維拉伸強度的測試結果的分散性進行了評價，獲得了理想的實驗結果；分析實驗結果可得到如下結論， sft實驗與sfc實驗獲得的界面剪切強度吻合良好；經過表面處理的玻璃纖維的界面粘結情況較未經處理的玻璃纖維好；經過表面處理的玻璃纖維的界面粘結強度和單纖維拉伸強度均高於未經表面處理的玻璃纖維。
  14. As a bridge to composites, the study on interface including the establishment of load transfer model, shearing strength and breakage pattern provides theoretic foundation for the interface optimization design and enhancement of composites properties. moreover, it also plays an important role in promoting the wide application of composites

    界面作為復合材料的橋梁，建立合理的界面載荷傳遞模型，研究界面剪切強度和界面破壞形式，可為復合材料界面的優化和復合材料整體性能的提高提供理論設計指導；同時，對促進復合材料的廣泛應用亦具有重要的意義。
  15. In this paper, ptfe and ptfe composited with sicp, sicw, mos2p and sicp + mos2p with various ratios respectively have been obtained by compression molding. under the condition of dry friction, a systematic study has been done on the weight loss and the friction coefficient of composites and the relations between the properties and content of the filling, the load and the sliding velocity

    在干摩擦滑動磨損條件下，對ptfe材料及其復合材料的磨損失重、摩擦系數及磨損機理進行了研究，同時對其與磨損外部條件（載荷、滑動速度）和材料的內部因素（填料的含量、粒徑、種類）的關系進行了較為系統的研究。
  16. Through the static and standard traffic cyclic loads, the responses of the pavement and subgrade have been attained. the studies on these responses such as elastic deformations, accumulative settlements and stress have been made under the changed characters of subgrade, such as moisture content, relative compaction of subgrade. the results of the experiments show that superfluous moisture content increases the vertical stress and the settlements of the construction under the similar relative compaction

    通過靜力加載和模擬路面承受的豎向交通荷載的重復加載試驗，研究了路面路基結構在雙輪車輛荷載作用下的動靜態響應，分析了路面路基結構在浸水狀態（土層含水量增加）和壓實密度降低等不利因數的影響下，路面路基各結構層的動靜力學響應特性，如彈性變形、累積下沉、土壓應力等的變化規律。
  17. Bond behaviors of the interfaces between 3 surface patterns of prestressing tendons and concrete were compared, the bond mechanisms between the helical prestressing tendons and concrete were explained, and the main influencing factors on bond anchorage performance were discussed

    根據試驗結果，給出3種高強預應力鋼筋在等幅重復荷載作用下的特徵荷載值與應力水平上限的關系式。
  18. 5. some important dynamic responsive parameters are worked out about the reinforced earth structure under the impelling loads of train by model tests and analysis of dynamic characteristics

    5 、通過對鐵路加筋土擋墻在列車重復荷載作用下的室內模型試驗和動力特性分析，得出了加筋土擋培在動力荷載作用下的一些重要動態響應參數。
  19. Testing of textiles ; determination of the elastic behaviour of single and plied elastomeric yarns by repeated application of tensile load between constant extension limits

    紡織品的檢驗.用恆定拉伸極限間的重復拉伸載荷測定單
  20. Railway applications - track ; test methods for fastening systems - part 4 : effect of repeated loading ; german version en 13146 - 4 : 2002

    鐵路設施.路軌.緊固系統試驗方法.第4部分:重復載荷效
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