complex stress 中文意思是什麼

complex stress 解釋
復合應力
  • complex : adj 1 復雜的，錯綜的。2 合成的，綜合的；【化學】絡合的。3 【語法】復合的；含有從屬子句的。n 1 復...
  • stress : n 1 壓力，壓迫，緊迫，緊張。2 【語音】重音；重讀；【詩】揚音；語勢，著重點。3 重要（性），重點，...
  1. The following are such theories and methods as nonlinear theory considering interaction between support and rock mass, which, based on quantity analysis technology and actual data of initial crust stress, can simulate complex geological condition, carven shape and supporting so that provide important reference for analysis of stability of rock mass around underground carven and design of supporting

    隨之而來的是考慮支護與圍巖共同作用的非線性理論和方法。這些理論和方法一般都以數值分析為手段，以實測地應力資料為基礎，能模擬復雜的地質條件、洞室形狀及支護措施，從而為地下洞室圍巖穩定性評價和支護設計提供重要的參考依據。
  2. But stress and contexture of space structure are very complex. it is difficult that planners estimate practical internal force

    但是由於大跨結構的受力和構造均較復雜，設計人員很難準確估計各桿件和節點的實際內力值。
  3. By means of bending tests of three - point and four - point, complex fracture experiments were made for cast iron material with crack. the stress intensity factor and breaking direction angle of cast iron material were measured and compared with theoretical values. based on the research some useful conclusions are given for engineering design and application

    通過3點彎曲和4點彎曲實驗方法，對含有裂紋的鑄鐵材料進行復合型斷裂實驗研究，測試鑄鐵材料的應力強度因子、斷裂方向角，將實驗結果與理論值進行分析、比較，找出兩者之間的異同點，得到一些對工程設計及應用具有實際意義的結論。
  4. First, the theory of fretting wear and studies on fretting fatigue were introduced and the parametric method was used in the process of creating the model of dovetail joints in ug software. the elastic contact problem is analyzed in finite element method ( fem ) and is used to the parameters " distribution and contact stress of the joint are obtained on the base of ansys code. with the effect factor of load frequency, the prediction method of fretting fatigue life of dovetail joint under low and high / low cycle complex load is proposed

    本文介紹了微動損傷的機理和微動疲勞壽命的研究方法；利用ug軟體對燕尾榫聯接結構創建了參數化實體模型；基於ansys軟體平臺求解彈性接觸問題，獲得了榫聯接結構接觸應力及接觸狀態量的分佈；在已有微動疲勞壽命預測模型的基礎上，引入載荷頻率影響因子，對低周、高低周復合載荷作用下的燕尾榫聯接結構進行了微動疲勞壽命的預測，與試驗結果對比表明採用本文提出的方法預測榫聯接結構的微動疲勞壽命是有效的。
  5. 3, stress on the outer side of knee increased little from 0 to 12 degree and increased obviously when the angle greater than 20 degree according to the enlargement of angle of exstrophy. stress mainly concentrated outside of the tibial plateau and center and inboard of the complex

    3 、隨著膝關節外翻角度逐漸增加，在最初12內應力值變化不大，外翻大於20后應力開始變化較明顯，應力主要集中於外側脛骨平臺和外側復合體中心及內側。
  6. Analysis on femur stress under complex load

    復雜受力下股骨應力分析
  7. The complex function between isochromatic fringe orders and rgb gray values of the image pixels is described by bp artificial neural network. the technique can improve the precision of experimental stress analysis in three - dimensional photoelastic thin slices

    其特點是通過bp神經網路建立圖像中像素點的r 、 g 、 b顏色值與條紋級數n之間的非線性關系；可以準確地得到3級以內等色線條紋級數。
  8. Under the complex loadings, the surface flaws of large complex structures and the original defects of materials would initiate the propagation of micro three - dimensional ( 3d ) cracks, and result in catastrophic accidents. for the limitations of the traditional theories of two - dimensional cracks, the safety of actual structures containing 3d cracks cannot be guaranteed completely without the out - of - plane stress constraint

    復雜應力作用下，宏觀復雜結構表面加工質量和材料本身固有缺陷以及外來損傷等會引起三維裂紋的萌生、擴展，最終導致災難性的破壞，而傳統二維裂紋理論在解決實際三維裂紋問題時出現不足，無法完全保障結構安全。
  9. 2. because the fracture mode of 3d braided cmc is the interfacial fracture of mode i and mode ii, energy release rate gc and complex stress intensity factor kc was designated as characterization parameters of fracture toughness in the linear fracture theories. 3

    根據三維編織c sic復合材料斷裂韌性的表徵問題屬于線彈性理論范疇以及材料斷裂模式是界面損傷破壞模式的實驗研究結果，提出了該材料的表徵參量應該使用與界面相關的型和型混合斷裂的能量釋放率g _ c ，或者使用復應力強度因子k _ c 。
  10. It is coupling action between seepage and stress makes the failure mechanism of rock very complex. the investigations on this problem have pervasive theoretical meaning and practical value

    滲流與應力耦合作用使得巖石的破裂機制十分復雜，這一問題的研究具有更普遍的理論意義和更接近實際的應用價值。
  11. The fatigue alternating stress, which are highly variable in time, subject the crankshaft to very high and complex loading that induced to fatigue breakdown. the crankshaft design and manufacture must therefore precise calculations of the fatigue characteristics

    柴油機球鐵曲軸在工藝性和成本上佔有一定的優勢，通過滾壓強化工藝，疲勞強度有很大程度的提高，因而在國外得到廣泛應用。
  12. In the resent years, our state invests much for important engineering projects, irrigation works, expressway, underground and so on. as huge engineerings deal with complex foundation condition, there are often poor foundation, and because the engineerings are very important, the their request for stress is more rigorous than common ones

    近幾年，國家投資建設了許多重要工程，水利水電工程，高速公路，地鐵工程等等，由於大型工程涉及的地質條件會復雜些，往往會遇到軟弱地基，由於工程的重要性，對于變形的控制要比一般工程嚴格一些。
  13. The complex variable method on analysising the stress of surrounding rocks for shallow tunnel under ground load

    地面荷載下淺埋隧道圍巖應力的復變函數解法
  14. But the stress - strain relationship is in complex stress condition after the necking starts

    但是，從頸縮開始，其應力應變關系處于復雜應力狀態。
  15. The complex stress calculation formula, after starting of necking in simple tension experiment, is deduced in the paper

    導出了單向拉伸試驗頸縮開始后復雜應力的計算公式。
  16. The problem of ductile fracture of metals under complex stress has been investigated extensively, but has not been resolved as yet

    金屬材料在復雜應力狀態下的韌性斷裂是斷裂力學研究的重要問題之一。
  17. By pot growing method, effects of different salinity - alkalinity complex stress on tiller number and thy matter accumulation of rice were studied

    摘要採用盆栽法研究了不同鹽堿度對水稻分蘗數、分蘗前期和分蘗末期干物質積累狀況及產量的影響。
  18. The aim of this paper is to relate structural inherent characteristic with exterior excitation, to wield experimental mode analysis technique and structure intension theory in order to separate structural leading mode under practical work state on base of spectrum analysis of exterior excitation and identification each rank mode parameter of structure. sequentially, the issue of space complex stress state in effect of static and dynamic coupling transforms into the issue of simple stress state ( under mode form ) in reciprocal effect of each rank mode in order to analyze structural dynamical intensity

    將結構本身的固有特性和外部激勵聯系在一起，運用實驗模態分析技術和結構強度理論，在對外部激勵進行譜分析和識別出結構各階模態參數的基礎上，分離出實際工作狀態下結構的主導模態，從而將一靜動耦合力作用下的空間復雜應力狀態問題轉化為各階模態相互作用下的簡單應力狀態（模態形態下）問題進行結構動強度分析。
  19. J - integral has noting to do with the integral line, so it can evade the complex stress - strain field near the crack tip, moreover, j - integral is a stress - strain field parameter with clear definition and close theory, so it is very popular to the field of mechanics

    J積分具有與積分線路無關這一特點，故可避開裂紋尖端處極其復雜的應力、應變場，並且j積分是一個定義明確、理論嚴密的應力、應變場參量，因而受到了斷裂力學工作者的青睞。
  20. Cws ' s deformation inner force regularities of load share and earth pressure were get. the paper provides approaches to calculate and analyze bracing of foundation pit in complex stress. conclusions are to help engineers further understand performance of structure of circular bracing of foundation pit and cws

    本文對復雜受力狀態下基坑維護結構及工作井結構的計算分析提供了一條途徑，文中的一些結論對提高人們對圓形基坑圍護結構與圓形工作井結構的受力性狀的認識會有一定的幫助。
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