織構應力 的英文怎麼說
中文拼音 [zhīgòuyīnglì]
織構應力
英文
textural stress-
The thesis has summarized the development of the oblique - pull bridge, its construction technology and the importance of bridge construction control, then has introduced project general situation, and has narrated detailed regulation, organization construction, the major work and difficult part of this bridge construction control. the following is the key part of this thesis, firstly, it has introduced the experiment work of early stage, structural calculation and its theoretical result : the absolute altitude of each operating mode, the absolute altitude of building mould in each section and the absolute altitude after pouring concrete ; then, it has discussed the method and content of the line shape control of the main beam, actual absolute altitude of building mould is put forward, and it has described the method of structural stress monitoring, how to arrange measure point and collect data, and how to analyze data. it has also narrated the method of rope force detection and structural temperature inspection
本論文在總結了斜拉橋的發展及其施工工藝,並指出了橋梁施工控制的重要性之後,簡要的介紹了工程概況,敘述了炳草崗金沙江大橋監控細則、組織機構及監控的主要工作和難點部分;論文的核心部分,在介紹了炳草崗金沙江大橋施工控制與監測工作的前期實驗工作和施工各工況標高、各節段支模標高、澆注混凝土后的標高的結構計算和其理論計算結果之後,詳細論述了主梁的標高線形控制方法和內容,實際支模標高的提出,結構應力監控的方法、布點、測讀及其對測讀數據的合理分析方法,索力檢測和結構溫度監測的方法。The main contents are as follows. ( 1 ) filter cloth and the surrounding soil mass are taken as an approximate isotropy in horizontal section, the relationship of stress and strain is studied, the anisotropy is fully considered, the constitutive model of filter cloth reinforcement fly - ash compound is obtained, it is tested with numerous indoor experiments. ( 2 ) the permeable coefficient is introduced into the constitutive relationship of soil mass with relevant seepage theory ( kozeny - carman experience formula ). the test of filter cloth depositing hi the condition of long term seepage flow is done hi the dissertation, the varying regular of permeable coefficient without pressure is presented
本文首先對國內外的研究現狀作了回顧和總結,然後主要針對土工織物加筋粉煤灰復合體的本構關系和計算理論進行研究,主要內容有: ( 1 )將土工織物和周圍土體視為一種近似的彈性非線性橫觀各向同性體,研究它的應力應變關系,充分考慮它的各向異性,得到土工織物加筋粉煤灰復合體的本構模型,然後通過大量室內試驗進行分析驗證; ( 2 )引入有關滲流理論,即柯茲尼-卡爾曼( kozeny - carman )經驗公式,將滲透系數引進到土體本構關系中。The change of microstructure of intramuscular connective tissue in response to the tension stress during limb lengthening
肢體延長中張應力對肌間結締組織顯微結構的影響Creep specimens ( different braiding structure, surface braiding angle, fibre volume content and under different loads ) were tested, which is the basis of studying their creep behaviors
並對不同編織結構、不同編織角、不同纖維體積含量、不同應力水平的三維編織復合材料試樣進行了蠕變行為測試實驗。Zno thin films were deposited on silicon ( si ) and glass substrate by reactive radio frequency sputtering ( rf ) technique with zinc target in the mixed gas of ar ando2, and used zno buffer improving the quality of zno thin film. the effects of parameters on the thickness, composition, texture, morphology, optical properties and electrical properties of zno thin films had been systematically investigated by means of xrd, xps, sem, afm, pl and hall test system
採用x射線衍射( xrd ) 、 x射線光電子能譜( xps ) 、掃描電子顯微鏡( sem ) 、原子力顯微鏡( afm ) ,光致發光譜( pl )和霍爾效應測試技術系統研究了濺射工藝和退火工藝對zno薄膜的厚度、成分、織構、表面形貌、光學性能和電學性能的影響規律。Furthermore, the fiber volume fraction of each inclined and horizontal unidirectional " lamina was assumed to be the same as that of the composites. three - dimensional stress - strain analysis was applied to each unidirectional lamina that was assumed to be transversely isotropical under on - axis coordinate system. carrying out the integration and averaging of stiffness yielded the effective elastic moduli of 3 - d braided structural composites
採用三維應力?應變分析,在單胞的長度方向積分和平均,在給定的應變邊界條件下,採用剛度體積平均的方法,預測三維編織結構復合材料的有效彈性模量;在空間多向應力的基礎上,通過對三維編織結構復合材料破壞機理的探討,摘要提出了適用於三維編織復合材料細觀強度失效準則,預測三維編織結構復合材料的強度性能。Thermal expansion and its evolution of c / sic composites have been studied by such analytical methods as thermal dilatometer and sem, based on thermal stress and micro structure evolution in c / sic composites. the influence of perform structures, heat treatment and interphase thickness on thermal expansion of c / sic composites has been analyzed
本文採用熱膨脹儀和掃描電鏡( sem )等分析手段,從材料界面熱應力的變化和微結構改變的角度,研究了c sic復合材料的熱膨脹系數及其隨溫度的演變規律,分析了其演變機理,以及編織結構、高溫處理工藝和界面層厚度等對復合材料熱膨脹行為的影響。Knowledge value chain describes new ways of envisioning the strategic process, which states that business strategies cannot be effectively shaped without a deep understanding of the knowledge capability interdependencies between core activities along the value chain as a core capability of innovation, new product development ( npd ) always makes great contribution to organizational performance. this dissertation proposes a framework of the link between km process capabilities and npd performance aiming at identifying the key facilitators of npd and enabling companies to launch their products into market more successfully than their competitors. attempts are made to measure km capabilities in terms of knowledge acquisition and dissemination and to use the results of empirical study for leveraging an organization against its competitors in the context of npd
本論文以文獻整理的研究方法,對既有的知識管理理論進行梳理;通過對十個較具代表性的知識管理理論框架的比較分析,以知識管理過程能力、知識管理基礎資源能力、知識管理應用能力及知識場為基石,構建了知識管理能力的框架模型;通過對產業結構為本觀點和組織資源為本觀點的比較分析,探討了競爭優勢產生的根源,創造性地構建了知識價值鏈模型,以解釋企業的核心能力;論述了以知識管理能力為主的組織特徵和相應的組織化能力匹配權變情況,即知識分佈與權力分佈的關系,分析了技術在知識管理能力領域的作用;以個案研究的方法探討了知識管理組織化能力和知識管理技術化能力;以實證研究的方法,對知識的獲取和擴散與新產品研發的績效互交關系進行了研究,以理解知識管理過程能力對業務創新產生主導影響的機制。The article introduces the properties, yarn structure and application of spandex fiber. elastic direction and elastic degree of the fabric, material selection, structure, fabric width and rate of shrinkage
摘要介紹了氨綸纖維性能和幾種氨綸彈力紗線結構、性能及其應用,並對彈力織物設計中如何確定織物彈力方向和大小、原料選用、組織結構的配置、織物幅寬及經緯向織縮率等關鍵技術進行了闡述。Bone will produce electrical potential when subjected to deformation. it is necessary to research the role of the potential in bone growth, remodeling. according to the physiological structure of bone tissue, the biphasic porous medium model, which is based on the mixture theory in continuum frame, is established to depict the distortion and stress field of bone matrix, the flowing field and the resulting electric field when the bone tissue is subjected to outside force
=由於骨內應力能夠產生電位並促進骨的發生和重建,為明確其作用機理,論文在連續介質力學框架內的混合物理論的基礎上,根據骨組織的生理結構特點,應用兩相多孔介質模型來描述骨組織在受外界作用下的變形場、應力場、流動場以及由此產生的電場。Marvellous effect of eliminating stress and improving strength : with its strong interior structure, invulnerability to breakage and evenly distuibuted sizes, has marvelous effect of eliminating stress and improving the surface structure of the workpieces
具有消除應力,提高強度的效果鋼絲切丸內部結構組織嚴密,不易破碎,顆粒分佈均勻,可起到消除應力,提高工件表面硬度之效果。Marvellous effect of eliminating stress and improving strength : steel grits, with its strong interior structure, invulnerability to breakage and evenly distuibuted sizes, has marvelous effect of eliminating stress and improving the surface structure of the workpieces
具有消除應力,提高強度的效果鋼砂內部結構組織嚴密,不易破碎,顆粒分佈均勻,可起到消除應力,提高工件表面硬度之效果。Marvellous effect of eliminating stress and improving strength : stainless steel shot, with its strong interior structure, invulnerability to breakage and evenly distuibuted sizes, has marvelous effect of eliminating stress and improving the surface structure of the workpieces
具有消除應力,提高強度的效果內部結構組織嚴密,不易破碎,顆粒分佈均勻,可起到消除應力,提高工件表面硬度之效果。Marvellous effect of eliminating stress and improving strength : ss steel shot, with its strong interior structure, invulnerability to breakage and evenly distuibuted sizes, has marvelous effect of eliminating stress and improving the surface structure of the workpieces
具有消除應力,提高強度的效果: ss鋼丸內部結構組織嚴密,不易破碎,顆粒分佈均勻,可起到消除應力,提高工件表面硬度之效果。Presents the investigation of the heat conduction behavior, internal thermal stress field of specimen under thermal shock and microscopic damage and failure of the tungsten based composites by combination of macroscopic and microscopic analyses and integration of material science and mechanics ; describes a microscopic mechanical model based on the microstructure of components with macroscopic stress applied to the microscopic model as that of maximum principal stress at the center, and the fringe of the specimen, and the microscopic stress fields obtained through calculation by the finite element method, and concludes from test results that the maximum principal stress is first generated inside the test coupon, and a failure will be first initiated in the inclusion if the material fails at this time ; the maximum principal stress moves to the edge of the test coupon after the test coupon is heated for a period of time, and the failure will first be initiated in the base if the material fails at this time
從材料設計的思想出發,採用宏觀與微觀、材料科學與力學相結合的方法,對鎢基復合材料的熱傳導行為、材料在熱沖擊載荷下的內部熱應力場及材料細觀結構的破壞行為進行了詳細的理論研究.根據鎢基復合材料的細觀組織結構建立了材料細觀模型.在宏觀分析的基礎上,分析了材料微結構內部的破壞行為.分別取試件心部與邊緣主應力值最大點的應力狀態,施加在所建立的模型上,用有限元方法計算了模型內部的彈性應力場.結果表明:試件主應力最大值首先產生在試件內部,此時,如果材料發生破壞將先從夾雜中開始;加熱一段時間后試件中的最大主應力值轉移到試件邊緣,此時材料發生破壞將先從基體中開始Residual stresses developed during heat treatment are caused by : ( 1 ) thermal gradients within the metal, ( 2 ) nonuniform changes in the metallurgical structure, and ( 3 ) nonuniformity in the composition of the metal itself, such as that caused by segregation
熱處理中產生殘余應力的原因有: ( 1 )金屬中存在多級熱梯度; ( 2 )金相組織的非統一變化; ( 3 )金屬自身構成的非一致性,如隔離造成的非一致性。They have different behaviors because thermal stresses in c / sic composites are different due to different fiber perform structures
結果表明,纖維的編織結構不同,導致c sic復合材料內部熱應力的分佈和大小不同,使c sic復合材料表現出不同的熱膨脹行為。The phase structure of different cu - fe thin films were studied by using grazing incidence x - ray analysis ( gixa ). the texture and residual stress of different cu - fe thin films were measured by scan of x - ray diffraction ( xrd ) and 2 scan with different. the thicknesses of different thin films were characterized by means of small angle x - ray scattering ( saxs ) technique. by using atomic force microscope ( afm ) measured surface roughness of thin films. the component of different thin film was characterized by energy disperse spectrum ( eds ) and x - ray fluorescence ( xrf ). the magnetic properties of cu - fe thin films were measured by means of vibrating sample magnetometer ( vsm ). in addition, the giant magnetoresistance ( gmr ) effects of different films were also measured. the original resistance of the film fabricated by a direction - current magnetron sputtering system is directly affected by bias voltage
利用掠入射x射線分析( gixa )技術對不同cu - fe薄膜的相結構進行了研究;利用xrd掃描及不同角度的2掃描對薄膜進行了結晶織構及殘余應力分析;運用小角x射線散射( saxs )技術測量了薄膜的厚度;採用原子力顯微鏡( afm )觀察了薄膜的表面形貌;運用能量損失譜( eds )及x射線熒光光譜( xrf )對薄膜進行了成分標定;使用振動樣品磁強計測量了不同cu - fe過飽和固溶體薄膜的磁性能;最後利用自製的磁阻性能測試設備測量了真空磁場熱處理前後不同薄膜的巨磁阻值。The relationship of true stress and true strain for the mid - strength weldable 1420 aluminum - lithium alloy has been investigated in this thesis by high temperature compression testing and high temperature tensile testing on different hot deformation conditions. the interdependence of flow stress, strain rate, strain and deformation temperature for the alloy at high temperature has been studied
本文通過高溫壓縮和高溫拉伸試驗,研究了中強可焊1420鋁鋰合金熱變形時不同變形條件下的應力-應變關系、變形條件對合金流變應力的影響;運用多元回歸分析方法,採用c語言編程確定了合金的本構關系方程;引入z參數,求解了部分材料常數,並用於材料的組織性能研究中。It is important, then, that the new heart has a similar tissue makeup to the heart patient ' s
移植心臟與受體心臟的組織結構應力求一致。分享友人