破斷極限 的英文怎麼說

中文拼音 [duànxiàn]
破斷極限 英文
rupture limit
  • : Ⅰ動詞1 (完整的東西受到損傷) be broken; be damaged 2 (使損壞) break; break down; damage 3 (使...
  • : Ⅰ動詞1 (分成段) break; snap 2 (斷絕;隔斷) break off; cut off; stop 3 (戒除) give up; abstai...
  • : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • : Ⅰ名詞(指定的范圍; 限度) limit; bounds Ⅱ動詞(指定范圍, 不許超過) set a limit; limit; restrict
  • 極限 : 1 (最高的限度) the limit; the maximum; the ultimate limit; limitation; extremity; tipping point...
  1. On the basis of investigations into the progressive yield process and the possible failure modes of rcc gravity dams, the quasi - elasticity design limit state of the ctrtical stability criterion is proposed and the real working state of the dams designed according to the ctriterion is discussed. a check formula using the material strength reducing factor as the safety index and a simplified formula similar to against sliding stability fromula are derived. finally, the corresponding design safety factors are given by using fem calculations with various influence parameters to be taken into account

    本文在研究碾壓混凝土重力壩漸進壞過程和可能失穩方式的基礎上,提出了以準彈性臨界作為穩定臨界準則的設計狀態,分析了按該準則設計的大壩的實際工作狀態,導出了以準彈性強度儲備系數為設計安全指標的審查公式以及形式與抗剪公式相同的簡化公式,探討了定量計算考慮各種因素影響的相應設計安全系數的合理取值,並與現行規范方法進行了比較
  2. It analyse the stability with numerical simulation. finally, on the basis of geological estimation and analysis of the monitoring data and the numerical simulation, it conclude : ( 1 ) through the tracking investigation of the deformation phenomenon, and the study of the rock mass constructure of the slop, it determine the mode of the formation and destruction on the basis of aggregate analysis of the monitoring data

    最後,結合地質判、監測分析結果及數值模擬分析結果以及對典型剖面的平衡計算結果,得出了以下主要成果: ( 1 )通過對「左砂」邊坡變形壞跡象的跟蹤調研,對斜坡的巖體結構和已經發生的壞跡象進行深入的研究分析,結合對監測資料的綜合分析,確定了「左砂」邊坡可能的變形壞模式。
  3. Here we obtain the strain compatibility method ande equilibrium of forces and concepts of fracture mechanincs, they can be used to predict the ultimats strength in flexure that can be achieved by such elements, given the cfrp cross - sectional area, or conversely, the required cfrp cross - sectional area to achieve a targeted resisting moment of rehabilitated flexureal elements

    Cfrp加固梁在承受彎曲荷載時的壞是鋼筋屈服后碳纖維裂和鋼筋屈服后混凝土壓碎。本文通過應變相容方法和對壞機理的定義,由給定的cfrp橫截面積預測加固梁的彎曲強度;或者相反,在已知加固梁的彎曲強度時可以求出所需的cfrp橫截面積。
  4. According to the geological data which was gained by exploration investigation, establishing a geological model which can reflect rock mass characteristics ; with analyzing the internal and exterior factors synthetically, the deformation and possible failure mechanism and mode of the cut slopes was confirmed which combines with stereoic projection and other techniques ; the stabilities of the 14 high slopes are estimated synthetically by applicable design codes and guidelines. with the estimate result and some other analysis methods, the rock mass mechanical parameters of slope are identified ; as a results, 14 high slopes fall into 4 categories based on rockmass characteristics and discontinuities. the stability and deformation of some typical slopes was analyzed with distinct element method by udec ; the safety factor of some dangerous slopes are calculated by rigid limiting equilibrium method for comparison

    首先著重研究影響邊坡穩定性的內在因素,主要是通過地質勘探、測量、現場觀測等手段取得研究區地質體的基礎地質資料,建立起能夠反映地質體結構特徵的地質模型;隨后綜合分析潛在的內外部影響因素,並結合赤平投影對邊坡可能的失穩模式或壞機製作出判;運用已有巖體質量分類方法對沿線14個高陡邊坡穩定性進行初步的評價,並結合試驗研究、經驗判、工程類比等手段確定了坡體的巖體力學參數;根據穩定性初步評價結果將研究區14個高陡邊坡按開挖方式分為4大類,並利用離散元程序udec對各類典型高陡邊坡進行了穩定性計算分析;對潛在危險邊坡利用剛體平衡法求出了不同工況下的安全系數。
  5. In accordance with the occurrence behavior of roof strata and the fracture characteristics of key stratum in shallow seam longwall mining, studied post - buckling behavior of roof key stratum in the process of mining by using initial post - buckling theory, which derived a critical load and a breaking span of the main roof during the first weighting, determined the final subsidence and the maximum rotation angle for broken key stratum, and presented an application with the example of daliuta 1203 face

    摘要根據淺埋煤層頂板巖層的賦存特點和長壁開采時關鍵層的變形特徵,應用初始后屈曲理論探討了開采過程中頂板關鍵層的后屈曲性態,得出了老頂初次來壓時頂板的臨界載荷和步距,確定了頂板后的下沉量和回轉角,並以神東礦區大柳塔1203工作面為例給出了工程實例。
  6. At the same time in this paper we analyze nonlinear behavior of masonry through finite element method program and obtain its load when the wall start to crack and when it destroy, the p - u curve and so on. a comparison has been made between the data obtained from the experiment and the calculated through finite element method program so that we can study the cause of crack. in this paper we use finite element method to study concrete ' s character to analyze masonry, satisfactory results have been attained

    因此本文在對灰砂磚砌體進行力學性能試驗的基礎上,分析其裂縫產生的壞模式與開裂機理,並論述了將裂力學知識運用於研究砌體裂縫問題的可行性;同時,本文運用有元方法對結構低周反復加載靜力試驗所做的灰砂磚墻片進行非線性分析計算,得出墻片的開裂荷載、荷載、 p ? u曲線,裂縫在墻體上的分佈等,與試驗所得數據對比,以便於研究裂縫的開裂機理,並將研究混凝土的有元方法運用到對砌體的研究中,取得了較滿意的結果,為類似的試驗分析提供了一條新的思路。
  7. Research on 3d fem prediction of sheet metal forming limit based on ductile fracture criterion

    基於延性裂準則的板料三維有元預測方法研究
  8. ( 4 ) by maximum equilibrium analysis, f1, f35, f3 fault crush in the man ? ade slope is in maximum equilibrium condition under natural load case, under rain or earthquake load case, it will be destroyed

    泄槽段邊坡在f35 、 f1 、 f3層出露部位天然條件下處于平衡狀態,在地震動荷載或暴雨作用下工程邊坡將失穩壞。
  9. This thesis pass through the laser delimitation instrument and the geological radar instrument means, to tunnel initial stages support and secondary structure. at past the research of tunnel lining thickness depend on opening dig figure, don " t consider the effect of tunnel lining inner figure. adopting the integrate method of the laser delimitation instrument and the geological radar could most exact reflect the change rule of tunnel lining thickness, but also could do lots unbroken examination, have very important for summing - up the rule of tunnel lining thickness change, and have very amplitude extend value

    本文通過激光界儀和地質雷達綜合方法,對新建高速公路隧道初期支護和二次襯砌混凝土內輪廓和厚度進行了檢測,對襯砌厚度的分佈規律以往的研究中,多以開挖和襯砌的輪廓變化為依據,並未考慮襯砌內輪廓的影響,而採用激光面輪廓界儀和地質雷達綜合方法能較為準確的反應襯砌厚度的變化規律,並且能夠無損的做大量的檢測工作,為總結混凝土厚度的規律有很大作用,並有大的推廣價值。
  10. But b. n. kim and his colleagues at japan ' s nation - al institute for materials science may have solved this problem with a ceramic that stretches - and stretches - before it breaks

    但日本國家材料科學研究所的b ? n ?金和他的同事們研究出一種在到達之前可以不被拉長的新型陶瓷,可能會解決這一問題。
  11. It is pointed that the thick unconsolidated layers above roof have effect on post - buckling behaviors of key stratum, the equilibrium path of roof is unstable from breaking to final subsidence

    研究發現,頂板上覆厚鬆散沙層對關鍵層的后屈曲性態有影響;頂板從下沉其平衡路徑不穩定。
  12. At first, the experiment carried out by tianjin university has been analysed according to the " nonlinear balance trying calculation " method, and the values of yield load and ultimate load agree with the test result better, and the curve of bending moment - curvature, bending moment - deflection can agree with the results. the second, the simplified formula for evaluation the ultimate flexural capacity of cfrp strengthened rc members is presented according to the three probable failure modes ( compression failure ; cfrp rupture ; crushing of the concrete in compression before yielding of the reinforcing steel ). it is applicable to both singly and doubly reinforced rectangular sections, as well as flanged sections

    首先利用鋼筋混凝土非線性平衡試演算法對天津大學試驗進行了理論分析,所得分析值與試驗結果相比,加固梁的屈服荷載、荷載能夠很好地吻合,彎矩曲率關系曲線及彎矩撓度關系曲線較為吻合;其次,為了滿足實際工程的需要,根據碳纖維布加固構件可能發生的三種壞形態(壓區混凝土壓碎壞、碳纖維布拉壞以及受拉鋼筋尚未屈服時壓區混凝土已壓碎壞) ,區別三種鋼筋混凝土構件截面形式(單筋矩形截面、雙筋矩形截面、 t形截面) ,分別給出了碳纖維布加固混凝土構件抗彎承載力的簡化計算公式和適用條件,並進一步探討了這三種截面形式下進行加固設計和復核的步驟。
  13. Eddie scrap - iron dupris ( morgan freeman ) : if there ' s magic in boxing, it ' s the magic of fighting battles beyond endurance, beyond cracked ribs, ruptured kidneys and detached retinas

    艾迪?廢鐵?杜彼斯(摩根?費里曼) :如果拳擊有魔術的話,那魔術就是超過你的忍耐、超過肋骨折、腎臟裂和視網膜剝落的奮斗。
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