數學物理學部 的英文怎麼說
中文拼音 [shǔxuéwùlǐxuébù]
數學物理學部
英文
division of mathematics and physics- 數 : 數副詞(屢次) frequently; repeatedly
- 學 : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
- 物 : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
- 理 : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
- 部 : Ⅰ名詞1 (部分; 部位) part; section; division; region 2 (部門; 機關或組織單位的名稱) unit; mini...
- 數學 : mathematics
- 物理學 : physics
- 物理 : 1. (事物的內在規律) innate laws of things2. (物理學) physics
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This article takes the lagrange equation as the principle, establishes mathematics modeling to the inertia brake vibration when it brakes, then simulates it with matlab. this paper educed the relation equations between, which are the inertia brake ' s friction coefficient of the brake ring and the friction disk, the mean radius, the braking force, rotation inertia of the driving top and the spline shaft, spiral climbing angle of the brake ' s concave - convex helicoid, the mean effort radius of the concave - convex helicoid, elasticity coefficient of the spring, quality of the driving top and the spline shaft, rotations inertia of the brake ' s rotation part besides the driving top and the spline shaft, suppresses sleeve. provides the theory basis for the inertia brake structure optimization
本文以拉格朗日方程為理論基礎,對慣性制動器在制動時的振動進行數學建模,然後用matlab對其進行模擬,得出了慣性制動器在制動時振動角頻率分別與制動環和摩擦片之間的摩擦系數、制動力的平均半徑、主動頂和花鍵軸的轉動慣量、慣性制動器的凹凸螺旋面的螺旋升角、凹凸螺旋面平均作用力的半徑、彈簧的彈性系數、主動頂和花鍵軸的質量、慣性制動器除主動頂和花鍵軸外其他部分的轉動慣量和、頂壓套的質量等慣性制動器各零部件的物理參數之間的關系,為慣性制動器的結構優化提供了理論依據。Based on the regional structure dynamics analysis of the lithosphere imbricate structure in lanping - weixi area, the middle section of three - rivers area ( n26 - 28 ), the bouguer gravity anomaly of deep structures was completed and the fractal of these faults was calculated. the geology structure model and the elasticoplastic three - dimension finite - element mathematic are described, made and calculated ; and physical simulation was accomplished
針對三江中段n26 - 28蘭坪-維西地區的巖石圈正交疊加構造的區域構造動力學分析,進行了深部構造的布格重力異常延拓處理和淺部的斷層分維計算,描述、製作計算了地質結構模型、彈塑性三維有限元數學模型和物理模擬。In fact, the deep overlapping of the wavepacket of particles implies new interactions which are technically called nonlinear ( in the sense of depending on powers of the wavefunctions bigger than one ), nonlocal ( in the sense that they are extended over the volume of wave - overlappings which cannot be evidently reduced to finite number of isolated points ), as well as nonpotential ( in the sense of being of contact / zero { range type for which the notion of action - at - a - distance potential has no mathematical or physical meaning of any type }
事實上,粒子相互之間深深重疊的波包意味著新型的相互作用,技術上它可稱之為非線性意義為它們取決于波函數大於1次的幕而定,為非局部意義為它們的延伸超越了波重疊的體積,使其顯然無法再縮小到有限數孤立點,以及為非潛能意義為相互接觸零距離,在這種情況下一定距離下作用的潛勢不再有任何數學上或物理上的意義。In order to fully refect the geo - tech basic mechanics behaviors and to rationally explain the strain localization, this paper establishes the theory framework of gradient - dependent plastic model based on the theory framework of gradient - dependent plastic mechanics and in considering the plastic strain ' s gradient - dependence in double yield function, offers a kind of possible concrete pattern of the generalized plastic gradient model and analyzes each parameter of the model, particularly with the physical sense of " localized parameters " and the elements producing possible effect upon the model
為了較全面地反映巖土的基本力學性質,同時合理解釋應變局部化現象,本文基於廣義塑性力學的理論框架,在雙重屈服函數中考慮了塑性應變的梯度依賴,建立了廣義塑性梯度模型的理論框架,並給出了廣義塑性梯度模型的一種可能的具體形式,分析了該模型的各個模型參數,尤其是其中的「局部化參數」的物理意義和可能對其產生影響的因素。Water quality - physical, chemical and biochemical methods - determination of phenol index : 4 - aminoantipyrine 4 - aminophenazone spectrometric methods after distillation
水質.第2部分:物理化學和生物化學法.第12節:酚指數測定.蒸餾后4 -氨基安替比林光譜測定法The initial field of the model is the in situ observational data. combining the observational data by the doppler weather radar, the distribution and evolution of macro - physical as well as micro - physical variations such as wind field structure, radar echo structure, overhang echo, bound weak echo region, strong echo wall, water content, etc. in the storm were analyzed
利用中國科學院大氣物理研究所建立的完全彈性三維雹雲數值模式,模擬了1996年6月29日發生在北京東北部京冀交界地區的一次強單體雹暴過程,並結合多普勒雷達探測資料,分析了風暴的流場結構,雷達回波結構特徵,含水量場等宏微觀物理量的分佈及其演變。Throughout most of human history, mathematics and physics have been inseparably joined.
在人類歷史的部分時期中,數學與物理學幾乎始終是不可分地聯系在一起的。In this paper, high heat penetration into a moving particulate bed is described mathematically with a comprehensive heat and mass transfer model. the distribution of gas velocity and pressure, the temperature field of gas and solid in the moving particulate bed are examined for different conditions. the results show that thermal penetration into the moving packed - bed particles by fluid flow in porous media is high only in the position near the gas entrance. the thermal penetration thickness tends to increase with the fluid flow velocity and decrease with the particle moving velocity. in the region of thermal penetration, the porosity of solid bed has significant effect on gas field and pressure loss. it is feasible to reduce the gas pressure loss by a larger width / height packed bed in design and operation. the correspondence between thermal infection depth and particle bed height would be helpful to keep high oapacity of reactor and reduce the cost of operation
針對移動顆粒床中物料層內的高溫氣體滲流傳熱現象,考慮滲流與傳熱的相互作用,採用局部非熱平衡假設建立了多孔介質滲流傳熱物理數學模型並進行了數值計算.研究了不同情況下床內填充多孔介質中的流速、氣固溫度和床層壓力損失.計算結果表明,高溫熱氣對移動床顆粒料層的熱滲透主要發生在滲流入口端區域,增大入口滲流速度以及減小床層物料下移速度將導致物料溫度沿床高慢速下降,熱滲透深度擴大,熱滲透作用區域內的物料溫度水平提高.在熱滲透作用區域,孔隙率對流場和壓力損失有很大的影響.研究結果對于移動顆粒床反應器的設計與運行具有一定的參考作用Based on the spectral irradiance measured with the sun - atmosphere ultraviolet spectrum radiometer ( sauvs ) developed by the institute of atmosphere physics and the changchun institute of optics and fine mechanics, chinese academy of sciences, measuring the direct and scatter irradiance spectrum of ultraviolet waveband which arrives in beijing global surface, giving a method of retrieving the aerosol optical depth ( aod ) and put up with primary results that exponential function can fit the retrieval results according to its visibility, putting forth different coefficients and functions on variable visibility, also giving a primary analysis on the aod in dust - storm day and some contrast between sun - day and dust - storm day, analyzing the ratio between scatter and total irradiance, and its relationship with atmosphere mass and total atmosphere optical depth, lastly contrasting with the survey results by aeronet beijing station, the results of retrieval is in reason, this work gives some help in researching the co - effect of aerosol - radiance - climate and makes preparation for further survey on the radiance characteristics of dust
利用中國科學院大氣物理研究所與長春光學精密機械研究所合作研製的太陽?大氣紫外光譜輻射計( sauvs ) ,測量到達北京地表的太陽直接和散射紫外光譜輻射,導出了大氣氣溶膠的光學厚度。初步結果表明:北京紫外波段大氣氣溶膠的光學厚度在絕大部分情況下隨波長的增加而單調減小,用指數函數可以較好地擬合反演結果,統計得到了三個水平能見度狀況下擬合函數的系數值和公式表達式;初步分析了揚沙、浮塵、沙塵暴天氣條件下氣溶膠光學厚度的特點,並與一般晴朗天氣條件下的氣溶膠光學厚度特點做了比較分析;分析了太陽紫外譜輻射中散射輻射與大氣質量、大氣總光學厚度的定性關系和定量表達式;最後與全球氣溶膠監測網路( aeronet )北京站的資料做比對,表明反演結果基本合理。Finally several beam models for the partially coherent beam are introduced, which include gsm beam, polychromatic vector gsm beam and partially polarized gaussian schell - model ( pgsm ) beam et al
闡述了描述部分相干光束的數學-物理模型,包括高斯-謝爾模型( gsm )光束、多色矢量高斯-謝爾模型光束和準單色矢量高斯-謝爾模型光束即準單色部分偏振高斯-謝爾模型( pgsm )光束。The previous evening at the banquet there are many interesting sidelights : the first nobel prize in 1901 a total of 118 people attended the banquet, and all are men ; 2001 century banquet, a record number of participants, up to 1, 600 people, including 200 students ; participate in the nobel dinner is the first female born in wave portland french physicist marie curie, in 1903 she received the nobel prize in physics
歷屆的盛大晚宴有很多有趣的花絮: 1901年首屆諾貝爾宴會共有118人參加,而且全部是男性; 2001年的世紀宴會上,與會人數創記錄,達1600人,其中包括200名學生;參加諾貝爾晚宴的第一位女性是出生於波蘭的法國物理學家瑪麗?居里,她獲得了1903年的諾貝爾物理學獎。The three - dimension mathematics model for the simulation of thermoelectric refrigerator is established. with the equalization of mass conservation, momentum and energy, the main sectors of a system model can be connected and solved
本文以熱電冰箱為例建立了三維數學物理模型,用質量、動量、能量平衡方程將製冷裝置各部件聯系起來進行求解。Jokes organized by topic, including biology, earth science, chemistry, einstein, math, and physics
-教育部所設數學物理化學生物生活科技與地球科學學習網The benefits of computer simulation based on mathematical models, partly or even completely instead of physical models, are well understood : higher work efficiency, shorter developed cycle, lower cost and more safety
以計算機數學模型來部分代替,甚至完全取代物理模型系統,進行模擬,可以大大地提高工作效率,縮短研製周期,節約經費。In section two, the author applies the method of quantitative statistics to analyze the development of german physics from 1800 to 1930 from the two aspects of physical achievements and great physicists during that period based on the " dictionary of scientific biography " and " great science chronology " written by mr. zhao hongzhou
第二部分,在科學家傳記詞典和趙紅洲先生的《大科學年表》基礎之上,運用數量統計的辦法從物理學成就和物理學家兩方面對1800 1930年德國物理學的發展作了定量分析。There have been many questions about the petroleum pool formation conditions and models for this area since the first well was drilled in 1988, which has had an great influence on the further petroleum exploration and development. in this study, a method with the combination of petroleum geology, sequence stratigrapy, organic geochemistry and geophysics, based on drilled core analysis data, well data and seismic sections, has been applied to investigate the petroleum pool formation conditions and models in this area, and the following results and recognition have been obtained : ( 1 ). the lower tertiary strata are subdivided into two sequences and seven systems
本研究以鉆井取心分析資料、測井數據、地震資料為基礎,綜合利用沉積學、層序地層學、石油地質學、地球物理學、有機地球化學等多門學科的有關理論和研究方法,通過對埕島東斜坡區油氣藏形成條件和模式研究,主要取得了以下幾個方面成果和認識: ( 1 )埕島東斜坡地區下第三系共劃分兩個層序、七個體系域,其中沙一段至東三段中下部沉積為層序,東三段上部至東一段為層序。The dissertation explains the ideas and characters of generalized genetic algorithm. the evolution method that the directional evolution is combined with the directional transfer of local optimal status to reach the global optimization rapidly is explicated from three aspects : syllogism, mathematic deduction and biologic evolution
文中詳細介紹了廣義遺傳演算法的思想和特點,闡明了廣義遺傳演算法採用定向演化和局部最優狀態定向轉移相結合從而快速達到全局最優的尋優模式,從演繹邏輯、數學推理和生物進化三個方面證明了演算法的合理性。It ' s well known that the covolume methods ( finite volume el - ement methods ) are widely and successfully used in solving many mathematical - physical problems due to their simplicity and local conservation properties in recent years
近年來,有限體積法因其具有局部守衡的性質且實施起來相對較為簡單靈活而被廣泛地應用於求解許多數學物理問題。Secondly, it introduces some fundamentals relative to psychology and pedagogy, which provides scientific and theoretic basis for the improvement of the physics experiment demonstration teaching in middle school by means of multi - medium. thirdly, according to the characteristics and laws of physics experiment teaching in middle school, it works out effective measures for teaching, which proves sufficient with plenty if courseware data and investigation. finally, it attacks the trend that some people pursue superficial forms and simple technicalities by means of multi - medium in the physics teaching of middle school, while it also affirms the correct uses of deepening the physics teaching research and refonn in middle school by multi - medium, and has a bold prospect for it
全文主要內容大致分為四個部分:首先,闡述了多媒體技術的概念、特點與功能,論證了其優化中學物理演示實驗教學的必要性;其次,介紹了心理學與教育學的相關原理,為利用多媒體技術優化中學物理演示實驗教學提供理論依據;再次,根據中學物理實驗教學的特點與規律,擬定有效的系列優化方案,並通過大量的課件、數據、調查進行實證;最後,抨擊了中學物理教學中使用多媒體的某些追求表面形式、純技術化的傾向,而對正確使用多媒體技術深化中學物理教研教改進行了充分肯定與大膽展望。This paper is chiefly to set up a platform of multi - parameter nonlinear study and multi - parameter estimate to reservoir by means of the technology of multi - attribute transformation and neutral network combined with multi - attribute analysis of seismic parameters, reservoir inversion and reconstruction of reservoir geophysical characteristics on the foundation of large numbers researches and data - drive law in prediction of reservoir so as to provide more accurate geology conclusion and exploration deployment scheme in practical application. basing on the mentioned objective above, this paper has analyzed characteristics of many methods of reservoir prediction in the petroleum prospecting and their shortcomings in the practical geology problem of resolution
本文主要目標就是在大量研究技術的基礎上,以儲層預測研究中的「數據驅動法」為數學物理上的理論基礎,通過多屬性變換和神經網路技術把地震參數的多屬性分析技術、儲層反演技術和儲層地球物理特徵重構的技術思想有機地結合在一起,建立起一套儲層多參數非線性的預測研究和儲層多參數估算技術平臺,最終在實際應用中提供更加準確的地質和勘探部署。分享友人