粘彈性質 的英文怎麼說
中文拼音 [niándànxìngzhí]
粘彈性質
英文
viscoelastic property-
Stability of travelling waves for non - convex system of one - dimensional viscoelastic materials with boundary effect
具邊界效應一維粘彈性物質的非凸方程組行波解的穩定性Viscoelastic theory is a boundary science that depends on the development of mechanic and material science, it is one of the important parts of continuum mechanic
粘彈性理論是在力學和材料之間發展起來的邊緣科學，是連續介質力學的一個重要組成部分。Composite materials often exhibit viscoelastic behavior
粘彈性是材料的重要性質。In this way, corresponding to every single viscoelastic random medium model, we can calculate and gained 6 different wave field characteristic quantities
這樣，對應每一個粘彈性隨機介質模型，我們均可計算得到6個不同的波場特徵量。Because the propellant grain is viscoelastic material, the liner and adiabatic layer are also viscoelastic one, the interface debond problem is actually interface crack about elastic - viscoelastic or bi - viscoelastic materials. research about this problem relates to the knowledge of viscoelastic mechanics and interface fracture and combustion. numerical analysis method about interface debond on solid rocket motor is researched in this paper
由於固體火箭發動機的推進劑藥柱是一種粘彈性材料，襯層和絕熱層也具有粘彈性性質，因此其界面脫粘問題實際上是彈性-粘彈性或雙粘彈性各向同性材料界面裂紋問題，對該問題的研究涉及到粘彈性力學、界面斷裂力學和燃燒學等相關學科。Novak layer method is introduced to obtain the vertical dynamic impedances of both an end - bearing pile and a floating pile in a homogenous stratum. and the vertical dynamic impedances of single pile are analyzed in homogenous elastic soil, inhomogenous viscoelastic soil homogenous viscoelastic soil. at the same time, the factors to influence the impedances of single pile are examined
本論文採用novak薄層法，推導了在均質地基中，端承單樁和摩擦單樁的動阻抗；並全面分析和對比了均質彈性、均質粘彈性和非均質粘彈性地基模型中的單樁的動力阻抗，考察了各種因素對單樁動力阻抗的影響程度。After analysis of the parameters of the devices, a conclusion is achieved that we can directly use the parameters of the dampers instead of devices to design the buildings in the common situation. then a one - freedom modal is used to compare the differences of performance between these two dampers under harmonic load. finally, three buildings, which are installed with viscoelastic dampers, viscous dampers and no dampers respectively, are analyzed using finite element method, time history method and response spectrum method, and the result is the same as that of harmonic analysis
如果支撐剛度較小，應採用本文推倒的公式計算阻尼裝置的性能參數；利用單質點模型進行阻尼結構在簡諧荷載作用下的性能分析，並比較了粘彈性與粘滯阻尼結構在振動控制方面的性能差異；最後利用數值方法分別對未安裝阻尼裝置結構，安裝了粘彈和粘滯阻尼裝置的三種結構進行了反應譜和時程分析，得到了與理論分析一致的結果。The result shows that by adding artemisia sphaerocephala krasch gum, the quality of blended maize - wheat flour calm be improved, and the rheological and viscoelastic property of dough can he significantly enhanced, so that the viscoelastic property of noodle, the ratio of broken noodle and the turbidity of noodle soup can be reduced, and the noodle is of a smooth taste and a good strength
結果表明，添加沙蒿籽膠能改善玉米混合粉的粉質，使面團具有良好的流變特性，並能顯著增加面團的粘彈性，從而使面條的粘彈性增強、斷條率降低、糊湯程度減小，面條口感滑潤耐咀嚼。A developed measuring system and test method of green sand properties are introduced. by means of measuring the standard molding sand specimens, the dynamic curves of stress - strain can be quickly and accurately plotted out and several parameters, which represent the characteristics of molding sand, can be tested during the process of compressive deformation. in this brand new method of property measurement two new concepts of viscoelastic parameter and plastic deformation threshold are put forward
介紹了一種研製的型砂性能檢測系統與測試方法，通過對標準砂樣的測試，能迅速、準確地測得砂樣受載過程中的應力應變的動態關系曲線及反映型砂本質特徵的幾項性能參數，這是型砂性能檢測領域中的新探索，其中型砂粘彈性指標及塑性變形臨界值乃是型砂性能方面的新概念。In the present, the models used widely are two kinds : the continuous model. the continuous model is supported by " smearing out " the discrete support along the track. giving a continuous viscoelastic foundation and a continuous layer represent sleepers
目前所使用的計算模型主要分為兩種：一種為連續型模型：將沿軌道方向的離散支撐連續化，將枕木模擬為剛體或為有均布質量和剛度的梁，使枕木成為粘彈性地基上的連續層。Preliminary research on creep and dynamic characteristics, which are two important properties of asphalt concrete cores for embankment dams, through triaxial compression creep tests and dynamic triaxial test with the aid of the viscoelastic theory and the soil dynamics theory
本文通過三軸壓縮蠕變試驗和振動三軸試驗，藉助粘彈性理論和土動力學理論，對土石壩瀝青混凝土心墻材料的兩個重要性質? ?蠕變性能和動力特性進行了初步的研究。By using the attenuation property of the rayleigh surface wave to invert the quality factor of crust and upper mantle, this paper yields the s - wave quality factor 3d structure of crust and upper mantle of china, and the viscidity structure of this area as well
本文主要通過rayleigh面波衰減反演地殼上地幔s波品質因子q _ ，建立了中國大陸地殼上地幔s波品質因子全三維結構。探討了中國大陸區域地球內部粘彈性結構。To study the wave field characteristics of 2 - d viscoelastic random medium, we divide up the theoretic recording sections ( vertical component ) into two different time sectors, and separately calculated and extracted the three statistical characteristics ( horizontal center frequency, vertical center frequency and relative magnitude of the wave field energy ) in the two different time sectors
為研究粘彈性隨機介質模型中的波場特徵，我們在理論記錄（垂直分量）剖面上選取兩個時間區段；在這兩個不同的時間區段上，分別計算剖面的三個統計特徵（橫向中心頻率、縱向中心頻率、波場能量相對值） 。The soft tissues are discreted to a mass - spring - damper system, and the topologies of the system are described using adjacent tables, the dynamical equations can be constructed based on the data stored in the adjacent tables. the 4th order runge - kutta method is used to integrate the equations of deformation. using computer graphical techniques to display the visual feedback of the deformation
將連續的軟組織離散為由彈簧-阻尼器及與其連接的質點構成的離散系統，用鄰接矩陣表示離散系統的拓撲結構，即質點-彈簧間的鄰接關系，依據該信息，可自動計算與每個質點連接的彈簧、阻尼器對接點的粘彈性力的貢獻，然後採用4階runge - kutta方法對得到的微分方程組進行數值積分，用opengl技術對得到的模擬結果進行圖形繪制。Since about ten years, the theory of determining the viscoelastic properties of solids by transient wave propagation methods is developed and perfected by scholar mr. blanc
最近十年來，用應力波傳播方法對粘彈性材料性質的鑒定理論已被法國學者布蘭克先生發展和完善。Numerical viscoelastic modeling for porphyroclast rotation in ductile shear zones is done by a viscoelastic finite element program based on detailed investigation to three ductile shear zones, the taihangshan mountains, north china. in this model porphyroclast garnet is assumed as isotropic elastic material with small elastic deformation, while the matrix quartz, feldspar as viscous fluid maxwell material which has increasing deformation with time. the viscosity of matrix is supposed to be 10
採用粘彈性力學分析程序對太行山阜平地區剪切帶中斑晶旋轉問題進行了有限元數值模擬。在計算模型中假定：石榴石斑晶為彈性材料，在應力作用下只產生很小的彈性變形石英長石質的基質部分為粘彈性材料，它具有隨時間變形不斷增大的特性。Afm - based single molecule force spectroscopy and optical tweezers can be used to study the molecule - level mechanical problems of polymer materials, which include the strength and elastic properties of single polymer chain, force - induced conformation transition of polymer chain, interaction among polymer molecules, adsorption strength and conformation of polymer chain on solid substrates, nanometer - scale viscoelasticity measurement and nano - tribology of polymer surfaces
摘要基於原子力顯微技術的單分子力譜法和光鉗法可用於研究聚合物材料分子層次上存在的力學問題，包括聚合物分子鏈的強度、彈性性質及外力作用下的構象轉變、分子間相互作用、聚合物分子的界面吸附以及聚合物表面的納米粘彈性和納米摩擦學等問題。According to the analyses of the visco - elastic and visco - plastic rheological properties of grey silt - like soft soils in yingkou district, the author interpreted that tyey show different rheological proprties as time and stress level changed
基於營口地區淤泥技粉質粘土的粘彈性及粘塑性流變特性，指出二者隨時間和應力水平的變化表現出不同的流變特性。Spline based semi - analytical procedure for dynamic flexibility of visco - elastic non - homogeneous foundation
粘彈性非均質地基動力柔度的樣條半解析解法According to the visco - elastical behavior of csp and relative experiment phenomena, the meso - scale process of viscous heating in matrix of csp under mechanical impact is studied
本文根據推進劑粘彈性質和相關試驗現象，提出並研究了撞擊變形條件下固體推進劑基體粘性加熱及氧化劑熱分解問題。分享友人