composite strain 中文意思是什麼

composite strain 解釋
復合品系
  • composite : adj 1 併合的,復合的,混成的,合成的,集成的。2 【建築】混合式的;【造船】鐵骨木殼的。3 【植物;...
  • strain : vt 1 用力拉,拉緊,抽緊,扯緊。2 使緊張;盡量使用(肌肉等)。3 強迫,強制;濫用,盡量利用。4 拉傷...
  1. Sicp / al matrix composites, with 5, 15 and 25 % volume fraction of sic particles, were prepared by vacuum hot - pressing sintering processing in this paper. based on mechanics properties, sem observation and energy dispersive x - ray analysis, the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering, as well as the reinforcement and fracture mechanisms of this composite were analyzed. the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3. 3 10 - 3s - 1 ) to dynamic state strain rate ( 5. 2 103 s - 1 )

    本研究以武裝直升飛機防護裝甲材料為研究對象,採用真空熱壓粉末冶金燒結工藝制備了含sic顆粒體積分數分別為5 、 15和25的sic顆粒增強鋁基復合材料,結合其力學性能、掃描電鏡和界面微區能譜分析結果,分析了sic _ p al復合材料的真空燒結過程中的界面現象,以及材料增強和斷裂機理,並利用hopkinson高速壓桿沖擊實驗系統對其從靜態到動態(應變率為3 . 3 10 ~ ( - 3 ) s ~ ( - 1 ) 5 . 2 10 ~ 3s ~ ( - 1 ) )的壓縮破壞響應進行了研究,分析了不同體積分數sic _ p al復合材料高應變率壓縮載荷下,材料的變形和微觀損傷機理,以及利用高速沖擊空氣炮測定了改復合材料制備剃度復合板的穿透性能。
  2. High strain rate superplasticity in sicp reinforced az31 magnesium matrix composite

    金屬基復合材料的高應變速率超塑性
  3. By field loading tests and small strain measurement, the result of improving soft soil with cement power - sprayed piles is alalyzed. the author believes that the result is good and composite foundation is able to meet the superstructure ' s requirement for foundation strength and formation

    通過現場荷載試驗和低應變測試,對粉噴樁加固效果作了分析。從試驗結果來看粉噴樁加固軟土路基加固效果很好,能滿足上部結構對地基強度和變形的要求。
  4. ( 4 ) by use of dynamic strain testing, the ultrasonic wave, bedded composite rock damage and fracture mechanisms and the fragmentation process during blasting have been experimentally studied

    ( 4 )運用超動態應變測試技術、超聲波檢測儀對層狀復合巖體的爆破損傷破壞機理和破壞過程進行了實驗研究。
  5. Analysis of stress and strain on the composite foundation of the gravel piles

    碎石樁復合地基應力應變分析
  6. It shows that the damage parameter is more suitable for composite multiaxial fatigue investigation than the traditional strain versus life curve and the predicted fatigue lives have a good agreement with the tested values

    結果表明:與傳統的應力-壽命預測曲?相比較,新的疲勞損傷參量更適合於復合材料的多軸疲勞研究,計算結果與實驗結果吻合較好。
  7. The damage parameter versus fatigue life figures, which were plotted based on the stress - strain analysis and test results, could be used to predict the fatigue lives of the composite with different winding angles

    根據雙軸載荷條件下管狀試樣的應力-應變分析及雙軸疲勞實驗結果,繪制出了基於臨界平面的多軸損傷參量與疲勞壽命關系圖,可對不同纏繞角的復合材料疲勞壽命進行預測。
  8. The main research works done and conclusions extracted are listed as follows. ( 1 ). based on the piezoelectric equation, the strain and stress distribution are analyzed for the composite material structures with piezoelectric materials embedded inside

    從壓電材料的壓電方程出發,針對埋入式壓電片,分析埋入式壓電片在和結構一起發生變形時基體結構材料和壓電材料的應力應變的分佈規律和關系。
  9. The compress tests on multiaxial multi - layer warp knit glass - fiber composite ( mmwk ) have also been carried out at high strain rates. the out - of - plane compressive property of multiaxial multi - layer warp knit glass - fiber composite are also rate sensitive. the maximum stress strain and elastic modulus of mmwk composite increase with the rising of strain rate

    首次對多軸向經編玻璃纖維復合材料進行了高應變率下的面外壓縮試驗,實驗結果表明,多軸向經編結構玻璃纖維復合材料在面外力學性能上是應變率相關的,隨著應變率的增加,沖擊壓縮瞬時應力增加,最大應力和最大應變增加,同時初始模量也有增大的趨勢。
  10. Though investigation, it puts forward the formulas to slip strain and slip of the simply supported composite beams, establishs formulas of the carrying capacity, curvature and deflection to composite beams with partial shear connection, finds out relationships between shear connection degree coefficient and them. it can develop benefit of technology and economics in design to adjust the shear connection degree

    通過理論分析,本文提出了簡支組合梁滑移應變、滑移的計算公式;推導了簡文組合梁考慮滑移效應的承載力、曲率和變形的計算公式;得出了它們與剪力連接程度系數的關系,通過調整剪力連接程度可以提高組合梁設計的技術經濟效益。
  11. In this paper, with the available computer method, theauthors have obtained the stress distribution acrosssections of reinforced concrete composite beams under two stages ofloading, and show that the stress redistribution under two stages ofloading results in a reduction of stress discrepancy in thetensile steel and of strain discrepency in the compressed concrete between thecomposite beam and the corresponding casting beam

    本文運用成熟的電算模擬方法,計算得到二階段受力鋼筋砼疊合梁在不同受力階段的截面應力分佈規律及鋼筋的應力變化規律,分析得到二階段受力時鋼筋砼疊合梁1的受拉鋼筋應力超前、受壓區砼應變遲后逐漸緩解的實質為截面應力重分佈的結果
  12. Second, many mechanical properties are tested, for example, tensile strength and tensile modulus, flexural strength and flextural modulus and impact strength. by the analysis of the tensile stress - strain curves and the flexural stress - strain curves, the results are as follows : 1 ) the voluminal content of fibre of composite making by vacuum assistant resin injection is more than other composites. 2 ) the mechanical properties of the needlepunching nonwoven fabric reinforced polymer composite are superior to these of the calendering nonwoven fabric reinforced polymer composite

    首先,採用不同的增強材料(針刺非織造布和熱軋非織造布) 、不同的基體材料( 961樹脂和306樹脂)和不同的成型工藝方法(手糊法、真空袋法和真空輔助成型法)製造出了一系列非織造布增強復合材料,然後對它們的拉伸強度、拉仲彈性模量、彎曲強度、彎曲彈性模量和沖擊強度等力學性能進行了測試,並分析了它們的拉伸載荷? ?位移曲線和彎曲載荷? ?位移曲線,結果表明真空輔助成型工藝能大大提高纖維的體積含量;針刺非織造布增強復合材料各項力學性能優于熱軋非織造布增強復合材料。
  13. 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。
  14. The regressive equation that described the relationship between resistivity and strain are determined. to prove the applicability of the relationship, we composite the conductive composite material prepared by chopped carbon fiber mat with glass fiber reinforced composites of different strain character and study the relations of strain to resistivity under tensile stress

    為證實該關系的適用性,通過將短切碳纖維氈制備的導電復合材料與具有不同應變性能的玻璃鋼復合,對拉伸狀態下應變與體積電阻率之間的變化關系進行了研究,並用多元回歸的方法進行了數值分析,確定了電阻率與應變之間變化的數學模型。
  15. In the resin matrix composite materials filled with fsmf, the load is undertaken by the grain of fsmf and the resin matrix. the grain of fsmf restricts the deformation of the resin matrix, so the strength is improved. furthermore, the grain of fsmf can consume the energy of strain and controls the crack expand, so build up toughness

    在fsmf填充樹脂復合材料中,載荷是由fsmf顆粒和樹脂基體共同承擔的, fsmf顆粒以機械約束方式限制樹脂基體變形,從而產生強化; fsmf顆粒可以引發銀紋和剪切帶等損傷消耗應變能,並通過鈍化和釘扎機制阻礙裂紋的擴展,從而產生增韌。
  16. The mechanism of reinforcing steel bar under the press or pull is researched and the characteristics under the pull - press cyclic loading is studied in composite foundation. it shows that the stress concentrating on the reinforcing steel bar and the increasing stress can be seen with the increasing of cyclic times. residual strain always exists after unloading without considering the size of pullout force and increases slowly with the cyclic times

    探討了復合地基中抗拔鋼筋的受壓受拉機理及在拉壓循環荷載作用下的性狀,研究發現,隨拉壓循環次數的增加,應力向鋼筋集中,鋼筋承受的壓力隨著增大;無論上拔力大小,卸載后都有殘余變形,並隨著拉拔循環次數的增加而緩緩增加;抗拔碎石樁破壞性狀明顯,可明確的得到抗拔碎石樁的破壞荷載。
  17. Strain rate - dependent tsai - hill strength criteria for a carbon fiber woven reinforced composite

    一種碳纖維織物增強復合材料應變率相關的各向異性強度準則
  18. Now, it is important to develop the composite blade researching, two measures including analysis methodology and finite methodology are provided. in this text, the finite rotation composite beam theory developed by hodges and his co - workers, during the late 1980 ' s, is adopted in order to research rotor of helicopter. a liner and two - dimension finite analytic measure is used to calculate the section characteristic and strain of the blade ; a semianalysis methodology is used to calculate the sensitive degree of section characteristic

    以giavotto的線性二維有限元分析模型為基礎考慮了復合材料槳葉的結構和變形特點,計入了剖面翹曲的影響,在此基礎上編制了具有八節點等參元復合材料槳葉剖面剛度計算的有限元程序,分析計算了復合材料梁的剖面剛度、彎曲中心、剪切中心;並利用半解析法進行剖面剛度、剪切中心、彎曲中心的參數靈敏度分析。
  19. The compress tests on 3d woven glass - fiber composite have been carried out at high strain rates

    首次對三維機織玻璃纖維復合材料進行了在高應變率下的面外壓縮試驗。
  20. The paper made up a flexural experiment with six pieces of composite slab. during the every step of load exerted, the paper recorded the strain of cold - form steel deck and concrete, deflection, crack, slide, ultimate bearing capacity. by changing the thickness of cold - form deck, thickness and strength of concrete, amount of steel stud and other parameters, the paper discussed the behavior of loaded composite - slab

    本文進行6塊組合板的抗彎性能試驗,測試各級荷載下壓型鋼板及砼應變、組合板撓度、裂縫、板端滑移、組合板抗彎極限承載力;通過壓型鋼板厚度、砼板厚度、砼強度等級、栓釘數量等幾個參數的變化,探討組合板在荷載作用下的內力、變形情況。
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