stress concentration 中文意思是什麼

stress concentration 解釋
應力集中
  • 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，...
  • concentration : n. 1. 集中。2. 【化學】提濃，蒸濃，濃縮；濃度；稠密度；【礦物】汰選，選礦，富化。3. 集中注意，專心。
  1. The fault controlled the magmatism and metallization relevant to the contact zone, and deformed successively and produced cataclastic rocks and two sets of joints ; the second stage was from late cretaceous to eocene. the fault zone deformed right - laterally under ne - sw striking transtention, and new joints zone was produced at the end of the two main faults because of local stress concentration. the fault produced inchoative cataclastic rocks, and two sets of typical joints in plutons ; the third stage of deformation was relatively faint and only a little of microcracks was produced and infilled with vei ns in the deformed rocks, which was during the himalayan movement

    其後的繼承性活動在斷裂帶內形成碎裂程度最強達到碎裂巖的碎裂巖系列構造巖，變形帶兩側發育兩組典型的共軛剪節理；第二次在晚白堊世?始新世，斷裂在北東?南西向近水平擠壓作用下右行張扭性活動，斷裂帶兩主斷裂在斜列重疊的端部由於局部應力集中進一步擴展形成節理帶，而斷裂在巖體區也發育兩組典型的共軛剪節理，斷裂內形成初碎裂巖為主的構造巖；第三次是喜山期以西側抬升、東側下降的強烈升降為主的活動，在基巖中，主斷層兩側圍巖出現微破裂。
  2. As found in example 1, the stress concentration factor for the fillets is equal to 1. 78.

    如例1中所求出的，圓角的應力集中系數等於178。
  3. All stress concentration factors so far presented in this book discussed the geometric or full theoretical values.

    本書內所提到的全部應力集中系數都是幾何的或純理論值。
  4. Some other defects in castings are well - defined cracks and hot tears that develop during solidification, under combination of stress concentration from uneven contraction and the metal ' s low strength at near - melting temperatures

    鑄件內部的其它一些缺點是，凝固過程中，在不均勻收縮造成的應力集中和接近熔點溫度下金屬的低強度的綜合作用下，出現的清晰裂縫和熱撕裂。
  5. The local stress concentration of the bus body frame was also studied

    本文還研究了大客車車身骨架的局部應力集中問題。
  6. It was concluded that failure of double clip reed was the result of local stress concentration and cracking at the sharp elbow of reed

    雙卡簧片成形時彎角較尖銳並有明顯裂紋是導致失效的原因。
  7. Atlas of stress distribution and graphs of stress concentration factor ( scf ) were obtained. the atlas and the graphs showed that the scf at the joint crease nonlinearly with the accretion of r / r and the minuet of t / t

    結果表明連接點處有明顯的應力集中，並且這種應力集中是隨著開孔率增大和厚度比減小呈現非線性增長的。
  8. In order to approach the optimum design of changeover portion structural shapes for submarine ' s different diametral pressure cabins, a new structural type, named the double arc transition form, is introduced based on the analysis of stress concentration, by using the engineering calculation method and finite element mthod

    摘要為了探討潛艇不同直徑的耐壓艙室過渡段結構型式的最優設計，利用工程計算方法和有限元方法，分析過渡段結構的應力集中，提出了能夠使不同直徑圓柱殼光滑過渡的結構形式雙圓弧式過渡形式。
  9. To validate the formulated transition element for the calculation of the hot - spot stress and stress concentration factor in the welded components by experimental results, the stress concentration factor of the experimental welded specimens carried out in the research group is calculated by using the developed plane - transition element. the calculated stress concentration factor in the two types of tested welding components agrees well with that obtained from the experimental result. and the calculated result on the tendency of hot - spot stresses agrees well with that from the measured result

    為了驗證文中構造的過渡單元模型用於分析焊接節點附近的應力集中問題的正確性和有效性，進一步又對過渡單元模型進行實驗結果驗證，採用平面過渡單元模型計算了本課題組進行的兩類焊接構件的應力集中系數，並與根據實測方法得到的應力集中系數進行了比較，計算結果與實驗測試得到的應力集中系數和相應的熱點應力變化趨勢比較吻合，為本文建立的過渡單元的實際應用提供了初步的基礎。
  10. The fem analysis for the three structures of sling screw - thread - based, namely the circle, rectangle and that with strengthen plate, and the tensile test for sling screw - thread - based in torpedo body show, that the bonding with strengthen frp plate between load - bearing metal parts and frp hull with hatch can reduce the stress concentration and significantly decline the local stress in frp hull with hatch. this structure can also be used in the similar produces. ( 3 ) the effects of parameters for bonding process on the adhesive strength and leakproof are discussed, such as the bonding interface reduce, bonding surface treatment, match of adhesive surface, protect for adhesive seam and so on

    本文通過某型號雷體吊耳螺紋座結構的三種方案，即圓形昂耳螺紋座、長方形吊耳螺紋座、具有增強板的吊耳螺紋座的有限元分析及雷體吊耳螺紋座拉力試驗結果證明：金屬承力件與開口玻璃鋼殼體粘接採用玻璃鋼增強板補強，緩和了應力集中，使開口殼體局部應力明顯降低，類似的水下兵器用金屬承力件與開口復合材料殼體膠接均可採用此種結構形式。
  11. 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
  12. Finite element stress concentration analysis of rail joint bolt

    鋼軌接頭螺栓的有限元應力集中分析
  13. This thesis first comprehensively introduced the domestic and international present research state and the development trend of the fem ( finite element method ) in the city bus design and the stress analysis research. it elaborated the application of the fem in the strength and stress concentration analysis of the bus body frame. the domestic research started later than abroad lags behind now, so we need to expedite the research speed to catch up the level of the international research

    本文首先較全面地介紹了國內外客車設計與應力分析中應用有限元法進行研究的現狀和發展趨勢，論述了有限元法在客車車身骨架強度和應力集中分析中的應用，並闡明國內起步較晚所以與國外研究水平存在一定的差距，需要加快研究速度迎頭趕上。
  14. These researches and discussions can provide the reference and beneficial help, for choosing and establishing the computation model of the city bus body frame by using the fem, analyzing the bus body frame strength and the local stress concentration analysis, reducing the weight of the city bus body frame, improving the loading capacity of the city bus

    這些研究和探討為大型客車有限元計算模型的選擇與建立、大客車車身骨架的強度和局部應力集中分析、客車車身的輕量化研究、提高客車承載能力的研究等方面可以提供參考和有益的幫助。
  15. The fatigue fracture occurred in the root of the screw where defects such as decarburization and cracks existed, and these defects made the zone to be a stress concentration area and caused the bolts to break finally

    疲勞裂紋的形成是由於螺紋牙底存在脫碳和折疊裂紋等缺陷，這些缺陷的存在使該材料產生了較大的應力集中，從而導致螺栓開裂失效。
  16. The influences of different loads on hole - edge stress concentration factors were discussed

    對不同的荷載作用情況下，以及他們對孔邊應力集中系數的影響進行探討。
  17. Finite element method could not only obtain all the same stress of interference fit joint under ideal model as that obtained with elastic mechanics method, but also could analyze the contacting edge effect - edge stress concentration caused by con - tact, which could not be solved by elastic mechanics

    有限元方法不僅可以獲得與彈性力學完全一致的理想模型下過盈聯接的應力等，還能夠分析彈性力學所不能求解的接觸邊緣效應?由接觸引起的邊緣應力集中。
  18. Many cases of excavation and support of high rock slopes were symtematically analyzed, and some conclusions were drawn. there exists stress concentration in grading angle induced by excavation and obvious change of stress and strain on sloping surface, which reduce as the increase of distance to surface. initial stresses have important influence on excavation and support

    撇面上的應力應變的靴很大，隨著離坡面距離的增加而減小；初始地應力對邊坡的開挖支護產生很大的影響，隨著初始地應力的增加，開挖坡面回彈位移增大。
  19. Scattering of dynamic sh - wave and dynamic stress concentration problem are investigated by u - shaped lining in half space

    研究了半空間馬蹄形襯砌對瞬態sh波的散射和動應力集中的問題。
  20. Scattering of dynamic sh - wave and dynamic stress concentration problem are investigated by u - shaped cavities in half space

    研究了半空間馬蹄形孔洞對瞬態sh波的散射和動應力集中的問題。
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