stress problem 中文意思是什麼

stress problem 解釋
應力問題
  • 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，...
  • problem : n. 1. 問題，課題；疑難問題；令人困惑的情況。2. 【數、物】習題；作圖題。3. （象棋的）布局問題。adj. 1. 成問題的；難處理的。2. 關于社會問題的。
  1. Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports

    首先，在前人研究成果的基礎上，對錨桿與圍巖的相互作用機理進行研究，利用全長錨固錨桿的中性點理論，從等效均化的角度來考慮錨桿對圍巖的加固作用，並推導了在簡單荷載作用下，含有襯砌、等效加固后的圍巖、原始圍巖三者的彈塑性解析解，對工程設計有著重要的參考意義；在數值模擬方面，以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎，利用虛功原理推導了接觸問題的有限元方程的計算格式，為開發運用大型商用有限元軟體msc . marc提供了理論根據，也形成了本文的理論基礎：最後，論文以南水北調東線穿黃隧洞穩定性分析項目為工程實例，利用本文所述的接觸問題的摩擦模型理論，對錨桿支護結構的應力場、位移場的變化規律進行了研究，分析了加錨支護對隧洞圍巖應力、變形的影響。
  2. As the deadline of ending the subsidy from the government is imminenent, a realistic problem we have to face is that possiblity exists for the farmers in the project areas to disafforest under living stress

    但隨著退耕還林補助期限漸滿，退耕農民會不會迫於生活壓力而毀林復耕，這是擺在我們面前一個很現實的問題。
  3. 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。
  4. By hydraulic modeling, this paper describes studies on the stability of a floating bulkhead operating in standing water and flowing water, and it ' s hydrodynamic stability characteristics that distinguish in standing water from in flowing water ; and direct measurements of the forces acting on the model floating body during floating and sinking is taken. as a result, the rotation stress curves are produced and analyzed ; to provide data for optimum operation schedule analyses of the sluice, the relationship of the impact forces acting on the side wall of the gate and the running speed is studied ; the reasons of unstably uplifting of the bulkhead are discussed and the method to solve the problem is also given in this paper

    本文結合常州新閘防洪控制工程水工模型試驗，系統分析了浮箱門在靜水和動水中的穩定性及其影響因素，指出靜水穩性和動水穩性的不同特點；試驗測定了浮箱門動水運行時的受力情況，給出並分析了定位過程轉動力的變化過程曲線；根據浮箱門啟閉速度與門體和岸墻之間撞擊力大小的關系，選擇合理的動力設備，為設計和工程實踐提供可靠依據；分析浮箱門難以穩定上浮的原因，並給出解決方案。
  5. If heat stress is not treated, it can lead to a more serious problem called heat exhaustion

    如果熱應力得不到治療，可能會導致稱作熱無力的更嚴重的問題。
  6. This paper focuses on the problem of semi - infinite elastic body filled with the material which behaves differently in tension and compression. the contents include : ( 1 ) the solution of elasticity theory for the material incapable in tension is established by introducing heaviside function ; ( 2 ) the solution of elasticity theory with different modulus in tension and compression is established based on the solution of elasticity theory for the material incapable in tension and mindlin ' s solution ; ( 3 ) the solution of elasticity theory with different modulus in tension and compression is employed to analyze the stress of pile foundation ; ( 4 ) the solution of elasticity theory with different modulus in tension and compression is employed to analyze the settlement of pile foundation

    本文考慮材料的拉壓性能不同的特點，對半無限空間內部作用豎向集中力問題進行了新的研究，做了如下工作： （ 1 ）引入heaviside函數，建立了不能承受拉應力材料的彈性理論解； （ 2 ）基於不能承受拉應力材料的彈性理論解和mindlin解，建立了拉壓模量不同材料的彈性理論解； （ 3 ）將拉壓模量不同材料的彈性理論解應用於樁基應力分析； （ 4 ）將拉壓模量不同材料的彈性理論解應用於樁基沉降分析。
  7. The solutions of axisymmetric plane stress for a hyperelastic material interference problem

    超彈性材料過盈配合的軸對稱平面應力解答
  8. Two numerating methods are used in traditional structural design of gate chamber. first, considering the gate frusta to be fastened on the weir body, it is calculated as plane stress problem independently. then applying the results ( moment and vertical force ) on the bottom of gate frusta as concentrating load on the weir body, and the weir body is viewed as a elastic foundation beam or plate and unilateral stress analysis was performed

    傳統閘室結構計算有兩種計算方法，其一是將閘墩視為固端于堰體上，單獨進行閘墩平面受力計算，再將閘墩下部的計算結果（彎矩和垂直力）作為集中荷載作用於堰體上，堰體作為彈性地基梁或板進行片面應力計算。
  9. On the premise of a given set of material parameter, structural boundary shape and condition, design variables - thickness of plate and shell, is designed to minimize the structural weight subjected to the constraint conditions. 1. for the problem with size and stress constraints, full stress design method is used to solve the sectional optimization of plate and shell structures

    在給定了板殼的材料常數、板殼結構的邊界形狀和邊界條件的前提下，確定表徵板殼厚度的設計變量，在滿足約束條件下實現結構重量最小： 1 .對于尺寸和應力約束的問題，使用滿應力方法求解。
  10. Ultimate stress increment is a hotspot problem in theory of unbonded partially prestressed concrete structure, however, according to design critera and the art of the state on this issue around the world, it is still not considered in reason that ultimate stress of unbonded tendons in prestressed concrete multi - span continuous structures varies with load cases

    無粘結筋的極限應力增量一直是無粘結預應力混凝土結構理論中熱點問題，而從目前各國的設計依據及研究現狀來看，還沒有合理考慮多跨連續結構的無粘結筋極限應力隨荷載工況變化的情況。
  11. High salty, drought, freezing are the major environment conditions that affect the growth of plant and account for significant reductions in the yields of agriculturally crops. the key step to solve this problem is to culture the stress tolerance crops

    逆境脅迫，乾旱、高鹽、低溫等是影響植物生長發育的主要因素，嚴重影響農作物的產量，解決這一難題的關鍵技術是培育出優良的普適性抗鹽作物。
  12. The ascs is a hierarchical model. the primary dimension in this model distinguishes between positive and negative coping with stress. both positive and negative coping is further distinguished on a second dimension of problem - or emotion - focused coping with stress

    17種應對方式可歸屬於4個二級維度，分別為：積極的問題關注應對、積極的情緒關注應對、消極的問題關注應對和消極的情緒關注應對；以及2個三級維度：積極應對方式和消極應對方式。
  13. In chapter 2, based on generalized characteristics theory, characteristic analysis is carried out on the problem of stress wave propagation in orthotropic fluid - saturated porous media under longitudinal impacting

    在第2章中，根據廣義特徵理論，對正交各向異性液飽和多孔介質在縱向沖擊載荷作用下的應力波問題進行了特徵分析。
  14. The calculation of lacunaris elastic plane bending or torsioning stress concentration problem by collocation method

    用配點法計算多孔彈性平板彎曲或扭轉應力集中問題
  15. Stress and deformation of computational analysis is usually not in conformity with actually observed data due to this reason in fem analysis of earth dam and crfd such as the extensively applied duncan - chang hyperbolic model, and many other models also equally have similar problem

    如應用廣泛的duncan ?張模型在土壩、面板壩有限元應力變形計算分析中就存在與實際觀測值不一致、不合理的結果，許多模型也同樣存在類似的問題。
  16. The results show that : ( 1 ) the greatest stress among family caregivers was related to the characteristics of the disease. ( 2 ) most family caregivers tended to adopt problem - oriented coping behavaiors. ( 3 ) regarding health status, it was recognized that social health, compared to others, was less affected by the cases. ( 4 ) in the study of the relationship between stress aspects and health status, it was found that among the four stress aspects, individual stress and environmental stress correlate with these family members ' physical, psychological and social health. ( 5 ) in the study of the relationship between coping behavior and health status, emotional - oriented coping behavior was recognized as the factor that affected these family caregivers ' physical and psychological health. ( 6 ) 56. 38 % of the variance of the health status of family caregivers can be explained by their stress aspects and coping behaviors

    研究結果發現： （ 1 ）肝癌患者家屬主要照顧者最大壓力為病患疾病特性方面的壓力； （ 2 ）採用問題中心因應行為方式處理壓力為多； （ 3 ）自覺健康狀況方面，以社會健康為最佳； （ 4 ）壓力與健康狀況間的關系：四大體上壓力層面中以個人方面的壓力及環境方面的壓力透過典型變項主要影響身體方面、心理方面以及社會方面的健康狀況； （ 5 ）因應行為與健康狀況間的關系：情緒中心因應行為透過典型變主要影響身體方面、心理方面的健康； （ 6 ）壓力與因應行為對健康狀況的預測，可解釋其總變異量的56 . 38 % 。
  17. In this paper the applications of diamond material to mcm to improve thermal characteristics and thermal stress problem are studied

    本文研究了金剛石材料在多晶元組件中熱特性改善和熱應力問題。
  18. Dda method of thermal stress problem for jointed rock mass

    節理巖體熱應力問題的非連續變形分析方法
  19. We now illustrate the entire procedure in solving a plane stress problem.

    我們現在來舉例說明解一個平面壓力題的全部過程。
  20. Plane stress problem

    平面應力問題
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