力學平衡條件 的英文怎麼說

中文拼音 [xuépínghéngtiáojiàn]
力學平衡條件 英文
mechanical equilibrium condition
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
  • : Ⅰ形容詞1 (沒有高低凹凸 不頃斜) flat; level; even; smooth 2 (高度相同; 不相上下) on the same l...
  • : Ⅰ名詞1 (秤桿) the graduated arm of a steelyard2 (稱重量的器具) weighing apparatus3 (姓氏) a...
  • : Ⅰ名詞1 (細長的樹枝) twig 2 (條子) slip; strip 3 (分項目的) item; article 4 (層次; 秩序; 條...
  • : Ⅰ量詞(用於個體事物) piece; article; item Ⅱ名詞1. (指可以一一計算的事物) 2. (文件) letter; correspondence; paper; document
  • 條件 : 1. (客觀的因素) condition; term; factor 2. (提出的要求) requirement; prerequisite; qualification
  1. By making some assumptions, collision frequency were presented. then the the flocculation kinetics model was established through population balance equation. comparison of experimental data and modeling results indicate that there are the same trend between the two. so the model can predict floes number and size during flocculation of yellow river ' s loess particles without using empirical parameters. the tem and sem were used to obsever floes in the study of floe structure. the flocculation was divided as flocculi, floc and floe aggregate. the floes structure model was established by assumption that particles position in floe accords with tetrahedron. the fractal dimension of model and experimental floes was found to be coincidentso the model can reflect the structure of flocs formed in flocculation of yellow river ' s loess particles by macromolecule flocculant at a certain extent

    最後,本文還對絮凝動和絮體結構進行了研究,在前人研究的基礎上,針對高分子絮凝黃河泥沙,對絮凝過程作了一些符合試驗的假設,建立了顆粒碰撞頻率表達式,應用了顆粒數量方程,從而建立了絮凝過程的動生長模型,模型計算結果與試驗數據對比表明,二者趨勢一致,在沒有使用經驗參數的情況下基本上能夠描述黃河泥沙絮凝過程中絮體數量和尺寸分佈的變化過程;對絮體結構的研究中,應用掃描電子顯微鏡和透射電子顯微鏡對絮體進行了觀察,將絮體分為絮粒、絮團和絮網三個不同的生長階段,通過假設顆粒結合位置符西安建築科技大博士位論文合正四面體,建立了絮體結構模型,計算得到的模型絮體分形維數基本與試驗中的實際絮體相符,在一定程度上能夠反映高分子絮凝黃河泥沙生成的絮體結構。
  2. Using the thermodynamic conditions describing the coexistence of two phases and the stability conditions of equilibrium state, we have calculated the normalized temperature and the normalized pressure of the triple point ( t1, p1 ), the melting curve, vapouring curve and the sublimation curve. the whole phase diagram of the 2d monatomic l - j system is obtained

    和杜宜瑾等人的方法類似,我們先給出了系統在相變點時的一些參數的數值,在此基礎上,考慮占據率q的因素,利用相的熱態的穩定性,得到了二維單元l - j系統的熔化曲線、汽化曲線、升華曲線以及三相點的位置,從而給出了該系統的完整的三相圖。
  3. ( 2 ) from the equilibrium conditions of the isolated segment from a beam - column sub - assemblage, it is clarified for the first time that the bond stress along the beam rebars passing through the joint transfers into the column end to balance shear at this column end at the same ratio as that of the compression force in the compressed concrete at beam ends

    通過對樑柱組合體柱脫離體的,首次明確了貫穿節點梁筋粘結應和梁端受壓混凝土的壓以相同的比例傳入柱端以柱端剪,從而對節點區的傳機理重慶大博士位論文結出了完整的和具有說服的解釋。
  4. On the foundation of making deep investigations in the current medium - sized rvte of hubei, the author have pointed out the leading problems and deficiencies existing in medium - sized rvte of hubei at present. mainly showing in the following aspects : enrollment drops, it is difficult for the rvte to enroll new student ' s ; the funds are put into insufficiently, the condition for running a school is bad, teaching is of low quality ; the overall arrangement of the education structure is unreasonable, the area of the system is developed unevenly ; professional structure and course offered do n ' t meet the needs of rural economy development in new century ; the training objective is unreasonable and indifferent for the agricultural service, the content of courses is outmoded, the teaching form is single, and the link breaks away from the real agricultural production ; rural vocation education mechanism is not flexible, the ability is not cogent that run a school towards the society, . the efficiency in school management is not high

    作者在深入調查研究湖北省農村中等職業技術教育現狀的基礎上,指出了當前我國農村職業技術教育存在的主要問題和不足之處,這些問題和不足之處突出地表現在:招生人數下跌、農村中等職業校出現了招生難;經費投入不足,辦差,教質量不高;結構布局不合理,區域發展不;在專業結構及課程設置上不適應新世紀農村經濟發展的需要;培養目標定位不合理,教內容陳舊,教形式單一,教環節脫離農業生產實際,為農服務能不強;農村職校教育機制不靈活,面向社會辦度不大,辦效益不高,辦不強。
  5. Study achievement appears as following aspects : ( 1 ) yellow river estuary gate river flow and tide flow mixed area is not keep standing deposition status, on special income water and sediment conditions, boundary conditions and oceanic power conditions, this area may on the scour status ; ( 2 ) observed from estuary sediment deposition distributing process : delta and sea offing area sediment deposition vary trend is similar, each part sediment deposition scale varies as wave shape ; ( 3 ) on estuary gate, affect the sediment deposition factors, primary factors are tide prop, the gate widens gradually, estuary gate have branches, brine induced flocculation. this paper study the estuary gate widen, estuary gate have branches to affect the river channel deposition in quantity ; ( 4 ) based on field measured data, for the first time, deduce the estuary sediment deposition and distributing regress formula which can estimate estuary different areas sediment deposition volume ; ( 5 ) this subject demonstrate the estuary delta coastline dynamic balance conception, build the relationship between the estuary income sediment with deposition land area, draw the following important conclusion : when estuary years - averaged income sediment keeps at 345 million tons, the delta coastline may on the dynamic balance status. ( 6 ) this subject firstly brings up estuary sediment optimized control conception, and has the primary study on the macroscopically optimized control conception method

    研究認為: ( 1 )黃河河口口門逕流潮汐區域並非持續保持淤積狀態,在特定的來水來沙、邊界和海洋動下,該區域可以處于沖刷狀態; ( 2 )從河口泥沙沉積分配的過程來看:三角洲與濱海區泥沙的沉積變化趨勢是基本一致的,各部位的泥沙沉積比例變化基本呈波動狀態,且三角洲與濱海區泥沙的沉積比例與來沙量密切相關,基本成正比關系; ( 3 )在口門處,影響泥沙沉淤的因素主要集中在潮汐頂托、口門逐漸加寬、河口門分汊、鹽水造成絮凝等,本報告主要對口門加寬,口門西妥理工大工程碩士專業位論文分漢對河道淤積的影響進行了定量分析: (一扣根據實測資料首次建立了河贖流路泥沙沉積分配的回歸計算式,據此可以預估計算河口不同區域泥沙的沉淤量; 、 5 )本項研究首次論證了河口三角洲岸線動態的概念,並建立了黃河河口來沙量與造陸面積的相關關系,得出了當河口多年均來沙量維持在3 . 45億t時其河口三角洲岸線則可能處于動態狀態的重要結論; 『 6 )本項研究首次提出了河口泥沙優化調控的概念,並對其宏觀優化調控模式進行了初步探討。
  6. Using the two - site kinetic sorption model and the two - region model, cadmium transport in field soils was simulated, the average of the numerical solution of cd transport at every soils sample was obtained and the spatial distribution of cd concentration was computed

    用基於土壤水動和溶質運移的物理、化模型的數值模型,模擬了污水淹灌下鎘在試驗小區土壤中的運移動態,獲得了鎘在土壤中淋溶的空間分佈。
  7. The research shows that students misunderstand the relation between force and motion. gravity and action / reaction ; that in dc circuit, students of different age groups have the belief of " consumption of current ", " clashing currents " and " the battery as a constant current generator " ; that in understanding the concepts of electricity students lack th e knowledge of relating the micro with the macro ; and that students have serious difficulties in understanding the propagation of mechanics wave, the speed of wave and superposition, and do not make a distinction between the initial conditions and the medium properties of the system

    具體表現在:生對和運動的關系、重、作用與反作用存在一些誤解;對直流電路,不同年齡的生不同程度地存在電流消耗、碰撞電流、恆定電流源等觀念,而且對電概念的理解缺乏宏觀與微觀的聯系;生在機械波的傳播、波速、波的疊加上存在嚴重的困難,對于機械波的傳播生不能區分初始和媒質特性,並錯誤地將動某些觀念與機械波進行類比。
  8. According to the character that the soil can endure the press than the tensile strength, the arching shape of the soil arch between piles has been regarded as the reasonable arch axes. by analyzing the mechanical balance condition of the arch, the transfer mechanism of the thrust has been gained. at the same time, the formula for computing the thrust acting on the pile has been gotten, and the present computing formula is just the special example of it

    根據巖土體抗壓性好、抗拉性差的特點,將樁間土拱的拱形視為合理拱軸線方程,通過分析土拱的力學平衡條件,得出樁間滑坡推的傳遞模型,並由此得到抗滑樁上的滑坡推計算公式,現有抗滑樁上滑坡推的計算公式只是本文公式的特例。
  9. Results also showed that the combustion wave of a continual one could change from the start unstable way, due to the effect of ignition, to a stable propagation way. this self - stabilization character means the combustion process of the model is a pure one to thermal equilibrium

    同時發現shs燃燒行為有自趨于穩定的特點,這表明在自蔓延燃燒過程中熱量和物質的遷移具有典型的耗散特徵,即在這種下燃燒過程是一個趨向于熱的物化過程。
  10. Equation of state ( eos ) is, in a broad sense, the functional expression which gives the relationship of the vary parameters for the substance system, which shows the properties of the substance in the condition of thermodynamics

    從廣義上講,物態方程是泛指描述處于熱態的物質系統的各種狀態參量之間關系的函數表達式,用來表達在一定熱下物質的性狀。
  11. Because of last a century industry revolution is with the technology creative since behave type history precept for educating the glorious material civilization of with spiritual civilization, again making the nature ecosystem the environment suffering the bigness wound ; face with the large quantity that economic development mode consume the nature resources, break the ecosystem environment to price to give the our country small town developments of a nice bit of inside the negative influence that bring before, if over - emphasize in the moment economic " performance ", the regardless of farsighted ecosystem is equilibrium, and escape from to be the ground seriously economy, culture foundation with same mode of term, blindness mimicry of nature geography, because of but cause the native special features and traditional culture to lose, image one, thousand an etc. of cities ; with the same mode of term, blindness mimicry of nature geography, because of but cause the native special features and traditional culture to lose, image one, thousand an etc. of cities ; people who reply 21 century pursue the whole body heart the health the life style that develop relation towards publicly exist with movable environment request more and more of high and rigorous challenge, this lesson " inside small town environment design way of thinking research ", then " insist put can into practice keep on develop strategy, exactitude handle economy with population, resources, environment, improvement ecosystem environment with beautify to live the environment, improvement public facilities is with the social welfare facilities. found to produce the development hard, life wealthy with the leading that the good civilization of ecosystem develop the road " for total thought, then " unify programming, reasonable layout, is proper because of the ground system, each have special features, protect farmland, beautify environment, synthesize development, kit developments " for the basic way, regarding related research result of domestic and international expert ' s scholar as draw lessons from, then " create to set up clean, beautiful, quite and public environment, outstanding character image, expand the region ecosystem the vogue, and promote the economic society and environment can keep on developing, and realize the economy develop to win with environmental protection double " for design the target

    鑒于上一世紀產業革命和科技創新既為人類造就出輝煌物質文明和精神文明,又使自然生態環境遭受到巨大創傷的歷史教訓;面臨以往以大量消耗自然資源、破壞生態環境為代價的經濟發展模式給我國相當多的中小城鎮建設帶來的負面影響,如偏重眼前經濟「效益」 ,不顧長遠生態,嚴重脫離當地經濟、文化基礎和自然地理,盲目模仿同一模式,因而導致本土特色與傳統文化喪失,形象單一,千城一面等;應對21世紀人們追求全身心健康發展的生活方式對公共生存與活動環境要求越來越高的嚴峻挑戰,本課題「中小城鎮環境設計思路研究」 ,以「堅持實施可持續發展戰略,正確處理經濟同人口、資源、環境的關系,改善生態環境和美化生活環境,改善公共設施和社會福利設施。努開創生產發展、生活富裕和生態良好的文明發展道路」為總的指導思想,以「統一規劃、合理布局、因地制宜、各具特色、保護耕地、優化環境、綜合開發、配套建設」為根本方針,以國內外專家者相關研究成果為借鑒,以「創建清潔、優美、寧靜的公共環境,突出個性形象,弘揚地域生態風尚,促進經濟社會與環境可持續發展,實現經濟發展與環境保護雙贏」為設計目標。並緊緊圍繞這一目標對中小城鎮的街區環境設計、建築特色設計、建築形象設計、自然環境設計、藝術形象設計、廣場景觀設計、住宅小區設計、生態環境設計、文化建設以及總體環境設計的定位等,展開了具體的思路研究與探討。
  12. Abstract : the paper firstly introduces three different approaches for the kinetic modeling of supercritical fluid extraction ( sfe ) ( empirical models, models based on the heat transfer analogy, and models based on differential mass balance ), and then models kinetic process of the sfe of flavonoid compounds from cedrela sinensis leaves in the presence of ultrasonic, at last shows the defects existed in most of the contemporary kinetic models through the example

    文摘:首先介紹了三種動模擬超臨界流體萃取的模型(經驗模型、基於熱傳遞類推的模型以及基於微分質量的模型) ,然後模擬了在超聲存在的下超臨界流體從香椿葉中萃取黃酮類化合物的動過程,最後通過該例子展示了現有大多數動模型的缺點
  13. The properties of cn thin films such as their morphology, component, crystal structure and the bonding structure and the relation between those properties and the gas - phase reaction parameters were discussed, showing that the deposition of p - c3n4 thin film is the compete result of various reaction processes in the dynamics balance conditions ; the process of cn films depo sition is diagnosed in situ through the optical emission spectra technique, the effects of experimental parameters on the concentration of the precursors and the gas - phase reactions in the plasma have been obtained ; the main reaction precursors for film deposition identified ; the relation between the characteristics of cn thin films and the reaction process in the plasma is analyzed. the cn thin films deposition under different substrate temperatures in high pressure pe - pld shows that the si atom of the substrate has participated the cn films growth process, based on this the growth mode of cn thin films on the si substrate is proposed. the further experiment of cn thin films deposition on si substrate scratched by diamond as well as covered with fe catalyzer has been attempted, which indicates that changing the dynamics conditions of the surface reaction can alter the growth characteristic of the cn thin films and can enhance obviously the films growth rate

    採用pld技術進行了碳氮化合物薄膜沉積,得到了含氮量為21at的cn薄膜;研究了襯底溫度和反應氣體壓強對薄膜結構特性的影響,給出了cn薄膜中n含量較小、 sp ~ 3鍵合結構成分較少和薄膜中僅含有局域cn晶體的原因;引入脈沖輝光放電等離子體增強pld的氣相反應,給出了提高薄膜晶態sp ~ 3鍵合結構成分和薄膜的含n量可行性途徑;應用pe - cvd技術以ch _ 4 + n _ 2為反應氣體並引入輔助氣體h _ 2 ,得到了含n量為56at的晶態cn薄膜;探討了cn薄膜形貌、成分、晶體結構、價鍵狀態等特性及其與氣體壓強和放電電流的關系,證明了- c _ 3n _ 4薄膜沉積為滿足動力學平衡條件的各種反應過程的競爭結果;採用光發射譜技術對cn薄膜生長過程進行了實時診斷,得到了實驗參量對等離子體中活性粒子相對濃度和氣相反應過程的影響規律,給出了cn薄膜沉積的主要反應前驅物,揭示了cn薄膜特性和等離子體內反應過程之間的聯系;採用高氣壓pe - pld技術研究了不同襯底溫度下cn化合物薄膜的結構特性,揭示了si原子對薄膜生長過程的影響,給出了si基表面碳氮薄膜的生長模式;在金剛石研磨和催化劑fe處理的si襯底上進行cn薄膜沉積,證明了通過控制材料表面動可以改變碳氮薄膜結構特性,並可顯著提高晶態碳氮材料的生長速率。
  14. Abstract : according to the principle of themodynamics and the method of linear algebra, the eqiulibrium criterion and eqiulibrium condition of the complex system have leen discussed systematically. the calculation method of eqiulibrium composition of chemical reaction, phase transfer as well as simultaneous equilibrium in the complex system have been proposed

    文摘:根據熱原理和線性代數方法,系統地討論了復雜體系的判據和,以及復雜體系反應、相變,反應?相變同時組成的計算方法,為研究復雜體系的問題提供了理論依據。
  15. Then, we use the largrange indeterminate multiplier method. according to the thermodynamic conditions describing the coexistence of two phases and the stability conditions of equilibrium state, the equations describing the solid - liquid phase diagram equilibrium curves of the 2d alternative binary system are obtained

    我們首先利用largrange不定乘子法,由熱理論和穩態相得到了該系統的固-液兩相曲線方程的表達式,給定勢參數后,我們得到了該系統的幾種典型的固液相圖。
  16. This paper is to develop a model on synthesis reaction of methanol using material and thermodynamics balance, and to utilize matlab to solve multielement nonlinear equation set on proposed model, so calculate balance composition of reactions, parameters of various materials, various process criteria such as methanol output and consumption according to given operation conditions, thereby can quantitatively analyze the effect of various operation conditions on process criteria, so that direct the actual chemical operation, thus assist to determine the optimal operating conditions of synthesis, consequently could forecast various criteria such as yield and consumption according to given conditions of feeds

    摘要通過物料與勢對甲醇合成反應過程進行建模,並採用matlab工具對所建模型進行多元非線性方程組的求解,以根據給定操作來計算反應組成、各股物料參數、各主要工藝指標如甲醇?量、消耗等,並繼而定量分析各種操作對工藝指標的影響,以便指導實際化工生?操作,從而幫助確定最佳的合成操作工況,並可以根據給定的原料等參數預測合成?量與消耗等指標。
  17. Based on the mechanical behavior of the composite column and the yield condition of its components, a formula for computing the ultimate bearing capacity was obtained with the limit equilibrium method

    根據組合柱各組成部分極限(屈服),應用極限理論建立了截面的方程,基於鋼骨冀緣對核心混凝土的附加約束,推導了該組合柱的軸壓極限承載計算公式。
  18. Based on the conditions of electromagnetics principle, of actuation effect of piezoelectric materials, of the mechanical balance equations, of the geometry equations., of the boundary conditions of the piezoelectric active member and the application of finite element method, the dynamic equation of piezoelectric active member is formulated

    本文從電磁原理,壓電方程,機械方程和幾何方程出發,利用主動構的邊界,用有限元方法得到了主動構的動方程。
  19. Further study is in < wp = 6 > demand. moreover, with a transient simulation, we calculated evaporation coefficients of argon under non - equilibrium conditions. the rudimental md results indicate that there is no notable difference between the evaporation coefficients from the non - equilibrium simulation and the condensation coefficients from the equilibrium simulation

    論文還採用瞬態法研究了非下氬的蒸發系數,模擬研究的初步結果顯示,非分子動方法獲得的蒸發系數與分子動方法獲得的凝結系數之間差距並不顯著,由於可比數據少,上述結果還有待于更多的模擬驗證。
  20. On the basis of the preferential sorption - capillary flow mechanism proposed by sourirajan, the membrane interfacial equilibrium condition in reverse osmosis can be simulated by the hplc experiment. the hplc data on retention times can be used for quantitatively characterizing the dynamic nature on solid polymer membrane surface and physicochemical properties of polymer - solution interface. the experimental technique in this paper can offer definite guidelines for the choice of appropriate membrane material and the better understanding of reverse osmosis separation mechanism

    本論文根據索里拉金( sourirajan )提出的「優先吸附?毛細孔流」機理作為選擇膜材料的理論依據,用高效液相色譜為手段,模擬反滲透實驗,確定乙基纖維素固膜材料界面的動參數以及求得表徵高分子材料在溶液界面上的特性參數,為預測膜材料的化性質和探討反滲透分離機理提供了有效手段。
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