stress contrast 中文意思是什麼

stress contrast 解釋
應力差
  • 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,...
  • contrast : n 1 對照,對比;(對照中的)差異。2 對立面,對照物;【攝影】反差。3 【修辭學】對照法。vt 使對照,...
  1. Detail in level is it is it stress their thickness right and wrong contrast and change with overcast thread to have to decorate, and device body level is it is it is it subside to listen to to have to rise and fall ; the jade article style of this period is identical with style of the bronze ware

    在平面的細部裝飾上用陰線突出其粗細曲直的對比和變化,而器身層次起伏有聽減弱這時期的玉器風格與青銅器風格相吻合。
  2. In lights of the calculation of stress field of water pressure, the stress caused by water is utterly small in contrast to earth stress field, so it cannot directly induce large reservoir

    通過對水壓應力場的分析發現,水體靜載引起的應力場相對于大地應力場來說微不足道,它不可能直接誘發較大的水庫地震。
  3. Analysis results of histogram statistics and section electron microscopic scan technique, are that fracture feature of the cracks of the hbbb is similar and the crack is multi - source strain fatigue one. internal defects of the cast, such as impurities, gas holes, etc, are the main causes for early cracks. the contrast analysis of static strength, model and transient respond on three structures with fem proves that geometrical stress concentration in partial area has influence on early crack, also

    利用直方圖等統計方法和電鏡掃描技術對該抱軸箱體裂紋分析的結果是:抱軸箱體的裂紋斷口特徵相近,裂紋性質屬于多源性低周疲勞裂紋,鑄件中的夾雜、氣孔等內部缺陷是導致過早裂損的主要原因;利用有限元法對該抱軸箱體三種結構的靜強度、模態和動態響應對比分析,證實了局部幾何性應力集中對過早裂損也有一定影響。
  4. Taking the earth - rock dams with straight clay core constructed on thick moraine cover foundation and directly built on bed - rocks with the same sizes and the same materials for example, two - dimensional dynamic fem programme is used to contrast and analyze the static stress distribution and dynamic response difference of two types of high earth - rock dams in the intensive earthquake zones

    摘要以相同尺度和相同材料的建造在深厚覆蓋層上直心墻土石壩和直接建設在基巖上的直心墻土石壩為例,採用二維動力有限元程序對比和分析了強震區兩種高土石壩的靜應力分佈和動力反應的差異。
  5. The surface loading of the mountains and the associated root of thickened crust produce horizontal deviatoric tension in the strong upper crust. in contrast, the deep, dense lithospheric root and its associated downflexing of the surface produce horizontal compressive deviatoric stress in the strong near - surface layer. the actual state of stress in the strong layer of the upper crust is the combined effect of these two opposite stress systems together with bending and other local and regional stresses such as due to ridge push

    模擬結果表明:由於均衡機制,造山帶下部的低密度山根促使地殼隆升、造山,山根是地殼剛性層中張性構造應力的主要力源;與此相反,冷的高密度巖石圈向軟流圈插入、拆離、下沉,從而形成巖石圈根,它引起擠壓造山和巖石圈地幔物質的重新調整,也是地殼剛性層中擠壓性構造應力的主要力源。
  6. The physiological reaction of c. junos under iron stress in field experiments, c. junos manifested itself as tolerant to iron stress. no chlorosis symptom was not found in its leaves when it was grown in a soil with ph 7. 8. in contrast, severe chlorosis was found in the control plant p. trifoliata grown under the same soil conditions, and leaf chlorophyll content as an indicator for the degree of fe deficiency in p. trifoliata was much lower than in c. junos

    主要的研究結果如下: 1 :鐵脅迫下香橙的生理反應研究香橙在田間實驗中表現耐缺鐵,在ph7 . 8的土壤中生長正常,葉片無任何缺鐵癥狀;但對照植物枳在同樣土壤條件下卻表現出明顯的缺鐵癥狀,作為缺鐵程度指標的葉片葉綠素含量極顯著低於香橙。
  7. It is showed that the heat transport crossing the equator has the similar magnitude and the same period of one year, compared with that of 10 n in arabian sea. by contrast, the heat transport across 10 n in bay of bengal has a much smaller value with a prominent semiannual period ; there are tight relationship between integrated zonal wind stress in one latitude of the indian ocean north of 7 n and the total heat transport across that latitude, as well as the total net surface heat flux north of that latitude. the maximum correlation coefficient is less than - 0. 5

    結果表明越赤道和越10on阿拉伯海的熱輸送量大小具有可比性,且有相同的年循環特徵,而10on孟加拉灣緯度的經向熱輸送較小,且具有半年變化周期;儼s以北印度洋任一緯度上的緯向風應力異常與此緯度上的經向熱輸送異常以及此緯度以北印度洋總的海面凈熱通量異常有很好的相關關系,相關系數最大可達一0 . 5以上。
  8. In this text we make a diagnosis of linear and nonlinear response of quasi - quadrennial ( qq ) and quasi - biennial ( qb ) component of nino3. 4 index by using reanalyzed ncep / ncar data of sst, wind stress ( pseudo stress ) field, ssp, then have a time and spatial analysis of wind stress field by using mssa, and finally find the importance and contrast the effect of different wind stress field forcing the sea so as to find the cause ofenso irregularity

    本文首先分析海表溫度( sst ) 、風應力場、海表面氣壓( slp )等ncep ncar再分析的月距平場對于nino3 . 4指數的準4a ( qq )和準2a ( qb )振蕩成分的線性和非線性響應,接著用mssa (多通道奇異譜分析)對風應力場進行時空特徵分析,最後用一個熱帶太平洋動力海洋模式研究具有不同振蕩性質的風應力場對海洋強迫作用的重要性及差異,尋找enso不規則性的原因。
  9. In order to study the thermal performance and residual stress of microelectronic subassembly, in this paper, a newly optical interferometry method for 3 - d displacement measurement is developed based on wavefront interference theory. in which the moire interferometry provide the in - plane displacement, but the system is different from the conventional interferometry, the system applies the double diffraction of the specimen grating, the in - plane displacement sensitivity is a factor of 2 higher than that of the conventional moire interferometer. twyman / green interferometry method for out - of - plane displacement measurement is adapted, the advantages of the optical set - up are structure novelty, and the fringe patterns of the displacement fields shown high contrast and spatial resolution

    為了詳細研究試件的熱變形特徵以及殘余應力的影響作用,本文在波前干涉理論的基礎上,設計了一新型三維光學測試系統,該系統的平面位移測試基於雲紋干涉方法,但採用與普通雲紋干涉不同的光路系統,利用試件光柵和平面反射鏡組形成的兩次衍射,使平面位移干涉條紋倍增,測量靈敏度是普通雲紋干涉的2倍,系統的離面位移場測試採用泰曼格林干涉光路。
  10. Concretely, 1, base on the viscoelastic mechanism of polymer depend on time, single axes stretching experiments are proceeded to research viscoelastic distortion of high polymer with the dependence on non - linearity and stress. we get each material parameter by dealing with the data of experiments, and contrast several theories of one dimension creep. 2

    根據聚合物時間相依的粘彈性機理,對pmma試件進行了單軸拉伸蠕變實驗,著重研究了高聚物粘彈性變形的非線性及應力水平相關性;在此基礎上,對實驗數據進行擬合,得到了各個材料參數,並對幾種現有的一維蠕變理論進行了對比分析; 2
  11. This thesis has made the contrast test of shrink and creep for plain concrete and concrete filled steel tubes on the basis of long term in - door test, obtains the principles of shrink - creep of concrete filled steel tube, simulates the test data, analyses and contrasts the coefficient of shrink and creep, thus offers reference for the calculation mode of creep, furthermore by introducing reasonable assuming at the same time, develops the calculation formula of equivalent elastic modulus at the same time, develops the calculation formula of equivalent elastic modulus, adopts common structure analyses procedure ansys to calculate the redistribution of section stress in the steel tube and concrete during operation

    本文在長期的室內試驗的基礎上對素混凝土和鋼管混凝土做了收縮和徐變的對比試驗,得出鋼管混凝土的收縮徐變規律,對試驗數據進行了擬合,對鋼管混凝土的收縮和徐變系數進行了分析和比較,從而為鋼管混凝土的徐變計算模式提供參考,同時通過引入合理的假定,並結合由「齡期調整有效模量法」導出的混凝土徐變本構關系,推導出了鋼管核心混凝土考慮徐變影響后的等效彈性模量計算公式,並以此為基礎採用通用結構分析程序ansys對成橋后鋼管和混凝土應力重分佈進行了計算。
  12. The stone convention, which is marked by a sharp color contrast, discussion, which conveys an intense message of caution, and fear, in which flowers from a toppled vase struggle to save themselves, all providing a sense of relief from stress. in paintings such as

    這類作品大多具有獨立的大斜切線,如色彩強烈對比的石頭開會極具警惕意味的爭辯而花瓶傾斜的怕,掉落中的花朵則亟思要自險境里掙脫出來觀賞者於是可以從中得到壓力的解放。
  13. In this pathway, irel, an er transmembrane protein kinase / endoribonuclease, is essential for viability during er stress. in contrast to yeast, the mammalian genome contains two homologues of ire1, irelctand ire1b, to sense the unfolded protein level

    該基因的開放讀碼框( openreadingfiame , orf )為1383bp ,編碼蛋白的大小為50kd ,大腸桿菌ibeb基因編碼的50kd前體蛋白經分子內剪切加工形成大小為34kd的成熟表達產物,定位於細胞外膜。
  14. In contrast to conventional procedures, the present method assumes the normal stresses associated with the action of anchorage is approximated by the analytical stress distribution corresponding to an infinite wedge with concentrated force at the apex

    應用無限楔體受集中力作用的彈性力學解答計算與錨固力對應的滑面正應力分佈,將其與錨固前滑面正應力疊加。
  15. By contrast, l - methionine increased the level of methylation and thus reduced the expression of the gene in animals with loving mothers, and led to fear, anxiety and a heightened response to stress

    與之相反, l -甲硫氨酸增加了甲基化水平,從而減弱了正常老鼠中糖皮質激素受體基因的表達,導致了恐懼、焦慮和對壓力的強烈反應。
  16. The productions include : 1. the investigation of crackss of masonry structures, the characteristic and the reason on cracks of wall ; 2. the limited element analysis about datum of brick - wall the relation between the maximal stress in wall and the relative sedimentation of foundations, the relation between the cracks form in wall and inner stress, the validity of limited element mode ; 3. the limited element analysis about the relative sedimentation of foundations, the influence of ratio of length and height, foundations rigidity, groundsill rigidity on the inner stress in wall ; 4. the limited element analysis about the influence of temperature on wall cracks and the influence of space between extension cracks, difference in temperature on the inner stress in wall ; 5. the analysis about the cracks rule because of temperature, the contrast between the result and the simulant result ; 6. the study about the influence of cracks of masonry structures because of constriction stress, the experience of dealing with constriction cracks in the domestic and the foreign ; 7. the advice of avoiding cracks because of the asymmetric sedimentation temperature, constringency in design and construction

    本研究結合實際工程中的砌塊建築普遍存在的裂縫問題,參照磚墻裂縫調查研究的成果,針對我省的砌塊應用狀況,進行了充分的調研,並查閱大量的文獻資料,總結了砌塊建築墻體裂縫的特點和規律,通過對溫度裂縫、沉降裂縫的有限元分析和經驗公式的對比,深入的探討了墻體開裂的影響因素,結合各地實際工程經驗,在對混凝土砌塊墻體在材料、設計、施工等方面進行系統的理論分析、綜合研究的基礎上,給出開裂的防治方法,促進混凝土砌塊在我省的推廣應用,為相關規范的編制提供理論依據和經驗分析,主要研究成果有: 1砌塊砌體開裂的調查研究,墻體開裂的特點和原因總結; 2有限元分析磚墻實測數據,揭示了墻體內最大主應力和地基相對沉降量的關系及墻體開裂形態與內部應力的聯系,並且驗證了有限元模型的有效性; 3
  17. At the same time, simulations of stress of loaded specimens were carried out by finite element method. then a contrast was taken between the results of magnetic measurement and stress simulation

    同時還對試件進行了應力的有限元模擬,並將其數值計算結果與磁場測量結果進行了對比。
  18. Previous studies looking at this topic may have failed to identify a link because they focused on women at least 6 weeks after their last menstrual period. by contrast, most miscarriages occur earlier in pregnancy, usually within three weeks of conception. in the study reported in the proceedings of the national academy of sciences early edition, levels of the stress hormone cortisol levels were measured in the urine during the first 3 weeks of 22 pregnancies

    此前就這一課題進行的多次研究之所以未能成功確認兩者之間的聯系,其原因或許在於研究人員總是將注意力放在那些停經已達6周之久的孕婦身上,但大部分流產都發生在妊娠的最初階段,通常是在懷孕開始后的3周內。
  19. At the same time through carrying out the contrast of the tested value of stress in crane test bench with the calculated value of finite element method, thereby appraised the correct ness of finite element model and of test bench model

    同時通過對起重機實驗臺應力的試驗值和有限元方法的計算值進行對比,從而評價了有限元模型及實驗臺模型的正確性。
  20. Which has high strength, good ductility, impact bearing, erode - bearing, besides, its linear expanding coefficient is almost equivalent to concrete, and it has excellent performance - price ratio etc. this paper is related to 8 rc - poles wrapped by gfrp ( sgfw430 ) and rc - poles are compressed axially, in order to analyze the influence of different stick layer over the pole ' s work performance and the influence between three type axial compress ratio ( 0, 0. 8, 1. 1 ) with one layer gfrp with the contrast poles about limit load - bearing capability, failure state, ductility, section stiffness, restrict losing owing to stress - difference

    其具有強度高,延性好;抗沖擊、耐腐蝕;線膨脹系數與混凝土接近;性能價格比高等多個特點。本文通過8根外包單向gfrp ( sgfw430 )的rc組合柱,以及混凝土對比柱在軸心荷載作用下的試驗為基礎,具體詳細地分析柱子在粘貼不同層數的高性能玻璃纖維和在不同的軸壓比( 0 、 0 . 8 、 1 . 1 )下粘貼一層的高性能玻璃纖維后混凝土組合柱相對對比柱在極限承載能力、破壞形態、延性、截面剛度、應力差帶來的約束損失等方面的變化情況。
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