composite velocity 中文意思是什麼
composite velocity
解釋
分速度-
Keywords : sedimentation velocity and potential, electrophoretic mobility, electric conductivity, charged composite particle, charged porous particle, arbitrary double - layer thickne
關鍵詞：沉降速度與電位、電泳可動度、電導度、帶電復合粒子、帶電多孔性粒子、任意電雙層厚度。 -
Scai was significantly associated with sural sensory conduction velocity and neuropathy composite and symptom scores
脊髓面積指數與腓神經感覺傳導速度和神經病變的綜合癥狀評分密切相關。 -
Diamond micro powder ( abrasive grain = 0. 5 u m ) is added to the plating liquor, after many experiments, we discover every parameter of composite electro - brush plating, includes voltage of brush plating, relative velocity of between brush plating pen and workpiece, adding quantity of diamond micro powder etc. finally steel balls millstone covering with ni - fe - diamond composite electro - brush plating film is produced successfully
試驗中加入粒度為w0 . 5的金剛石微粉，通過反復多次的試驗，確定出了鎳-鐵-金剛石復合電刷鍍中的各項工藝參數，包括電壓、鍍筆和工件的相對速度、金剛石微粉的加入量、溫度等等工藝參數；成功的試製成了覆蓋有鎳-鐵-金剛石復合電刷鍍層的鋼球研磨板。 -
Low - velocity impact damage analysis in carbon fiber reinforced composite laminated plates
低速沖擊作用下碳纖維復合材料鋪層板的損傷分析 -
With the material dynamic constitutive equation including damage and the effect of stain rate the predictable formula about ballistic limit velocity of fiber composite target. secondly based on the damage feature about ceramic / fiber composite target caused by impact load, analysis model about defense performance of ceramic / composite material target is formed and the predictable formula about ballistic limit velocity is also given. lastly using the reflection and projectile theory of stress wave the paper discusses the design of ceramic / composite material target, optimizes the design of double layer ceramic / composite targets, gains optimal coefficient under certain area density and discusses the variety relationship of area density and thickness with optimal coefficient u nder some ballistic limit velocity 3
首先，分析了纖維類正交鋪層復合靶板在沖擊載荷作用下的損傷破壞機理，結合包含損傷和應變率效應的材料動態本構方程，建立了纖維復合材料板彈道極限速度的預測公式；其次，根據陶瓷/纖維材料復合靶板在沖擊載荷下的破壞特點，建立了陶瓷/復合材料靶板抗彈性能分析模型，給出了彈道極限速度預測公式；最後，利用應力波反射和透射理論討論了陶瓷/復合材料靶板的設計問題，對雙層陶瓷復合靶板的優化設計進行了分析，給出了在一定面密度下的最佳優化系數，討論了一定彈道極限速度下的面密度和厚度隨優化系數的變化關系。 -
They are applied to different situations and verified by experiments. analysis model of small ap oblique penetrating ceramic / metal light armor is established on the basis of energy model and the assumption of ellipse absorbing the same energy in back plate, giving the predictable formula about ballistic limit velocity. with energy model the optimization design in relation to ceramic / metal light armor is analyzed and the optimal coefficient of ceramic / metal composite armor is gained
本文的主要研究內容如下： （一）建立了小型穿甲彈垂直侵徹陶瓷/金屬輕型裝甲的動量模型和能量模型，它們分別適用不同情況，並通過試驗驗證；基於能量模型和背板橢圓吸能相同假設，建立了小型穿甲彈斜侵徹陶瓷/金屬輕型裝甲的分析模型，給出了彈道極限速度預測公式；利用能量模型對陶瓷/金屬輕型裝甲的優化設計進行了分析，給出了陶瓷/金屬復合裝甲的最佳優化系數。 -
Liquid - solid extrusion of composite material is a new kind of metal forming process, which has been developed in recent years with a promising practical application prospect for its simple working procedure, low cost and good workpiece performance. through a lot of experiments, the optimization and chosing method of key process parameters ( pouring temperature, mold warm - up temperature, impregnating pressure, impregnating time ) has been mastered. under the precondition of appropriate chosing these parameters, the effective control of extrusion velocity is the key of mading good workpiece. but the control of extrusion velocity remains a handwork, and it is heavily affected by such uncertainties as a handler ' s knowledge and skill about the process. in order to solve the problem, the automatic control of the extrusion velocity is studied, and a computer control system is also designed under existing condition
通過大量實驗，已掌握了關鍵工藝參數（熔液澆注溫度、擠壓模預熱溫度、浸漬時間、浸漬力）的優化選取方法。在合理選取關鍵工藝參數的前提下，擠壓速度的控制是成形出質量良好製件的關鍵。但是，目前對于擠壓速度的控制仍停留在手動控制階段，利用該工藝制備管、棒材製件的成功與否受操作者對該工藝及其設備的經驗及熟練程度等不確定因素影響很大。 -
The presence of nanometer montmorillonite in the composite makes the crystallization temperature and crystallization velocity rise. activation energy of crystallization increases firstly, and then drops with augment of montmorillonite content
發現蒙脫上納米片層的存在使尼龍66結晶溫度和結晶速率提高，結晶活化能隨蒙脫土含量的增加先增大，后減小。 -
Tribological oxide mechanism of high velocity arc sprayed fe - al cr3c2 composite coating
2復合塗層摩擦氧化機理研究 -
Study on calculating the detonation velocity of composite explosive
計算混合炸藥爆速方法的研究 -
This paper firstly presents the impact basic theories and the applying method for the general engineering fem software system - ansys, then the preliminary numerical simulation has been conducted in the mechanical process of the laminated composite plates subjecting to the impacting loads, the higher - velocity hit between the composite shells and the metal structures, the bird - impact radar cover experiment is also included. changes of the mechanical values in subjecting to different impact loads are also analyzed
而後通過對復合材料結構層合板遭受沖擊載荷作用、球殼與金屬板的高速撞擊，以及雷達罩鳥撞實驗等力學過程進行了初步數值模擬，分析了主要的力學參數量在承受不同沖擊變量時的變化，並為部分理論計算找出了相應的實驗依據。 -
Pairing up with steel and at the condition of dry friction, the pure uhmwpe has an increasing friction coefficient and wear value with the increase of sliding velocity, and so does its composites. the uhmwpe - base composite reinforced by cu powder which makes up 15 % of the composite by weight and the uhmwpe - base composites reinforced by cuo powder which makes up 10 % - 15 % of the composites by weight are more capable of enduring higher sliding velocity than the pure uhmwpe
在與鋼配副、干摩擦條件下，隨滑動速度的增大， uhmwpe及其復合材料的摩擦系數和磨損量都增大，質量分數為15的cu粉填充uhmwpe復合材料和質量分數為10 15的cuo填充uhmwpe復合材料承受高速的能力強于純uhmwpe 。 -
Taking the traffic load as moving point load, the deformation characteristics of longitudinal section of pavement and composite foundation under moving point load are analyzed, considering the effect of pore pressure, traffic velocity, parameters of pavement structure and subgrade. finally, two examples of pavement section and soft subgrade, longitudinal section of airport runway and composite foundation are calculated
將交通荷載簡化為移動的集中荷載，計算分析了單次移動加載和循環移動加載條件下道路縱截面與復合地基共同變形特交通荷載作用下道路與軟土復合地基共同作用性狀研究性，探討了孔壓、行車速度及道路結構層和地基參數對道路變形的影響。 -
Firstly on the basis of twin shear unified strength theory and spherical cavity expand theory it is established the expression about target defense force, given the equations of rod projectile penetrate and impact velocities on ceramic / composite target under the same pressure and verified through the experiment. secondly the analysis model of ceramic / grfp / steel composite multi - layer target penetrate depth employing above differential equation of target defense force, penetrate velocity and rod velocity. there are two team of experiments which testify separately the penetrate depth and effect with different length - to - diameter
首先，基於雙剪統一強度理論和球型空穴膨脹理論建立了靶板抗力表達式，並通過壓力相等條件給出了桿式彈侵徹陶瓷復合靶板的侵徹速度與撞擊速度的表達式，最後用試驗進行了驗證；其次，利用上面的靶板抗力表達式、侵徹速度、彈桿速度的微分方程，建立了陶瓷/玻璃鋼/鋼板復合多層靶板侵徹深度分析模型，分兩組試驗對侵徹深度、不同長徑比的侵徹效果進行了驗證;最後，建立了桿式彈垂直侵徹陶瓷多層復合靶板的工程模型，給出了預測靶板抗彈性的k 。 -
We studied radar backscattering models of ocean surface and modulation mechanism of sar signal. and the research focuses on the composite surface backscattering model and velocity bunching modulation mechanics. based on these theories, we built up an sar imaging model pertained to ocean waves
研究了海面的電磁波後向散射模型和海浪對sar信號的調制機理，其中，重點研究了復合表面模型和速度聚束調制機理，在此基礎上建立了適合於海面的sar成像模型。 -
The curing kinetics of up and its composite were studied by adopting isothermal dsc. it is showed that the addition of mmt decreases the curing velocity
通過等溫dsc的方法研究了納米復合材料的固化動力學，發現蒙脫土的加入降低了固化速率。 -
4. we discuss the multi - layer composite armor penetrated by the rod projectile with the velocity of 1000m / s ~ 3000m / s
（四）對桿式彈以1000m / s 3000m / s速度侵徹陶瓷多層復合裝甲進行了探討。 -
This similarity proves that it is effective to use the quasi - static method to simulate low - velocity impact response of composite laminates
這種可比性在一定程度上說明了用準靜態方法來模擬復合材料層壓板的低速沖擊的有效性。
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