粘性力 的英文怎麼說
中文拼音 [niánxìnglì]
粘性力
英文
force due to viscosity-
Deng x g, zhuang f g, mao m l. on low mach number perfect gas flow calculations [ r ], aiaa paper 99 - 3317
鄧小剛.粘性超聲速復雜氣動力干擾的數值模擬[ d ] : [博士學位論文] ,中國空氣動力研究與發展中心, 1991Grey correlation analysis on clayey soil physical state and mechanics character
粘性土物理狀態與力學特性間的灰色關聯度分析Correlation analysis on physical mechanic parameters of residual clayey soil in karst mountainous area
碳酸巖分佈區殘坡積粘性土物理力學參數相關性分析The material must be moderately coherent and firm.
材料必須有適度的粘著力和堅固性。The small packing adhesive, which is a modified product from ethylene - vinyl acetate copolymerized emulsion, has high solid content, low viscosity, and good adhesive strength. the product is up to the standard of foodstuff hygiene and suitable for the small package of the cigarette packing production line with stable adhesive application and the making speed up to 400 packs per minute. type i is for white card paper, while type ii is for golden card paper
小盒包裝膠系乙烯-醋酸乙烯共聚乳液改性產品,具有高固含低粘度粘接力強等特點,產品符合食品衛生標準,適用於卷煙卷包生產線的小盒包裝,施膠穩定,無開包等不良現象,車速可達400包分,型為白卡紙專用膠,型為金卡紙專用膠,具有極佳的初粘力和持粘力,對非極性材料的光滑表面有獨特的優良粘接性能,對各種難粘材料均可適用。And the rock mass as the main object of most engineering practice is developed by all kinds of geotechnical action and force in the long geology history to the complex characteristic of continuous medium, crannied medium and granular medium, to the anisotropic and heterogeneous entity with elasticity, plasticity, viscidity, creepocity and rheology
作為主要工程對象的巖體是在漫長的地質歷史發展過程中經受各種地質營力作用而形成的成因和構造復雜,巖性多樣且包含了連續介質,裂隙介質和散體介質特徵的,兼有彈性、塑性、粘性、流變性的各向異性的非均質地質體。The integral equations governing the three - dimensional viscous flow inside the turbo - machinery in the rotating coordinate system are presented in this paper, the viscous effects are simulated by the distributed body force described by professor denton j. d. the time - marching method and explicit finite volume difference scheme are employed to solve the flow inside the turbo - machinery
本文給出了相對旋轉坐標系下葉輪機械內部三維粘性流動的守恆型積分型方程組,利用dentonj . d .教授的粘性體積力法來模擬粘性對葉輪機械內部流動的影響,採用時間推進法和有限體積差分格式對葉輪機械內部的流動進行求解。Through the special studies on impacts to atomizing and humidifying effect from such factors as the firing pin type, centrifugal structure, higher spraying pressure, less aperture, initial water temperature and original state of the air, some conclusions are obtained, such as : the centrifugal nozzle with firing pin type, high pressure and little aperture has bigger air eddy and atomizing angle. the spaying liquid has high velocity. the droplet is small, and the heat and mass transfer velocity is high
通過對撞針型結構、離心式結構、較高的噴水壓力、較小的噴嘴孔徑、噴水初溫及待加濕空氣初狀態對霧化加濕效果的作用原理的重點分析,得到:撞針型高壓小孔徑離心式噴嘴具有較大的空氣渦與霧化角,噴出的液體流速高、液滴小、水與空氣傳熱傳質速率高,撞針型結構提高了霧化加濕效率,高壓小孔徑的特點為霧化加濕提供了較大的能量,而噴水初溫的升高會減小水的粘性力和表面張力,從而優化加濕效果。Several research advances in viscose fluid mechanics
粘性流體力學研究的若干進展The mechanisms summarized are as follows 1 ) compressional normal stress ; 2 ) ductile and / or viscous deformation in bedding fault since incompetent bed is susceptible to plastic flow ; 3 ) higher likelihood of clay / shale smearing ; 4 ) foliation fabric whose sealing capacity is enhanced greatly in direction perpendicular to foliation
其機理可歸納為四個方面: 1 )壓性的正應力; 2 )以韌性及粘性變形為主,因為非能幹巖層易塑性流變; 3 )塗抹效應強; 4 )面理化組構,垂直面理方向的封閉能力大大增強。A 3 - d viscosity turbulence model is used to analyze the unsteady around flow field of the thrust - vectoring engine of the jet vane, and results of the area including vane base, vane flake and motor shell are presented
摘要以推力矢量發動機的燃氣舵為研究對象,採用三維、粘性、湍流流動模型和數值分析的接觸網格技術,在定常流動計算的基礎上,對包含舵基、舵片和發動機殼體的區域進行詳細數值分析。The material has good air permeability, ultraviolet radiation resistant, aging resistant, felting, ceramic tile, plasterer or painting can be directly laid on the waterproof layer
該材料具有良好的透氣性,耐紫外線、抗老化、粘結力好,防水層上可直接鋪貼瓷磚、抹灰或油漆。The effect of reynolds number on rudder hydrodynamic performance is also analyzed. up to the stall angle the computed lift and drag agree well with measurements and other author ' s calculations, whereas stall angle, lift and drag beyond the stall angle are slightly under - predicted. the solver is used to investigate laminar and turbulent separated flows around a 6 : 1 prolate spheroid at high incidence angles and their effects on hydrodynamic forces
應用所開發的求解器,以naca0015翼型舵為算例計算了船舵在不同雷諾武漢理三;大學博士學位論文數下大舵角范圍內的三維粘性流場及水動力,成功地預報了舵的失速角和最大升力,並初步探討了雷諾數對舵水動力的影響;計算結果與現有試驗和計算數據比較,吻合程度相當好,初步檢驗和驗證了該求解器精確模擬粘性流動和計算水動力的能力。Numerical study on viscous pressure forming of sheet metal
薄板粘性壓力成形的數值模擬Abstract : molecular deposition ( md ) film, a nano film, is assembled by the interaction of static charge between cationic and anionic compounds. the micro - friction properties of an md film on silica has been studied with atomic force microscope ( afm ). it has been found that the md film has lower coefficient of friction as compared with the original surface of silica. moreover, based on the analyses of the surface force versus distance curves, photographic image, friction force image, and modulated force image, it is concluded that the friction reduction effect of md film on silica is attributed to the surface adhesion reduction and surface micro - modification
文摘:利用原子力顯微鏡對石英巖表面單層分子沉積膜的微觀摩擦特性進行了研究,發現該分子沉積膜具有一定的減摩性.通過對其表面力-位移曲線、表面形貌像、調制力像和摩擦力像的進一步分析表明,石英巖表面分子沉積膜具有減摩作用的原因在於它能夠降低表面的粘著力並對表面具有微觀修飾作用Considering the viscous interaction between the kernel and the air inside the grain the paper shows the dynamic tortuosity function in grain. considering the thermal exchanges between the kernel and the air the paper shows the dynamic permeability function in grain
考慮準多孔介質聲傳播中存在空氣與顆粒間的粘滯力和慣性力,推導出準多孔介質中孔隙動態曲折度函數表達式。For highly cohesive sediment, the critical tractive force becomes less significant
對于高粘性泥沙,臨界推移力就成為不重要的。It adopts reynolds time - average n - s equation and k - ? turbulence model to calculate the inner 3 - d viscid turbulence flow of centrifugal pump. in the unstructured grid, the governing equations are discretized with finite volume method based on finite element method. then the pressure correction method is used to carry out numerical calculation
而後採用基於雷諾時均n - s方程與標準-湍流模型來求解離心泵葉輪內三維粘性紊流,在非結構化網格中,採用基於有限元的有限體積法對方程進行離散,用壓力校正法進行數值求解。The viscous force constantly drains eddy energy and limits the population of eddies.
粘性力不斷消耗旋渦的能量,從而抑制著旋渦的繁殖。Viscous force of squeeze flow between two spherical particles with power - law fluid
圓球顆粒間有冪律流體時擠壓流動的法向粘性力分享友人