能量動量關系 的英文怎麼說

中文拼音 [néngliángdòngliángguānxì]
能量動量關系 英文
energy momentum relationship
  • 能 : 能名詞（姓氏） a surname
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 關 : Ⅰ動詞1 （使開著的物體合攏） close; shut 2 （圈起來） shut in; lock up 3 （倒閉; 歇業） close down...
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 能量 : 1 [物理學] energy; amount of energy 2 （能力） capabilities; capacity; 能量不滅 conservation of e...
  1. If the velocity of atoms is near to zero, the light for ces will tend to confine the atoms near to nodes and antinodes. the stability depends on the magnitude of the negative slope of the light force, the depth of the potential well and the momentum diffusion coefficient. it is important to select the parameters, e. g

    如果通過激光冷卻能使原子速度降至很小甚至為零，光壓力的作用將使原子被較穩定地囚禁于激光駐波場的節點和反節點處，其穩定程度取決于該處光壓力曲線負斜率的大小、對應勢能的勢阱深度以及動量擴散系數的大小，因此，如何在實驗中合理選擇激光強度、失諧量等顯得尤為關鍵。
  2. Form. taxus chinensis var. mairei is protecting plant in the first class, which is a precious and endangering plant in china in this paper, the quantitative characterics of form. taxus chinensis vsr. mairei population including age structure, spatial distribution pattern, growth dynamics of tree basal area, niche characterics, fractal dimension and competition between specises were studied using methods of mathematics ecology from the angle of population ecology of form. taxus chinensis var. mairei, then the prent state and the endangering causes were analysed. this research offers gist to protecting and enlarging the crude resourse of form. taxus chinensis vsr. mairei population, afforesting plantation and sustainable utilize for us

    本文從南方紅豆杉種群生態學的角度、主要應用數學生態學的方法探討南方紅豆杉種群的數量特徵，包括南方紅豆杉種群年齡結構、種群空間格局（探討分佈格局動態規律與生境相互關系） 、不同立地條件下種群優勢度增長趨勢、生態位寬度、生態位相似比例、生態位重疊、空間占據能力及種間競爭等，分析其目前現狀及瀕危原因，期望為南方紅豆杉野生資源的保護和擴大、營造人工林及可持續利用提供理論基礎，也為瀕危植物種群生態學的研究提供參考。
  3. This experiment is going to validate the relations between the momentum and kinetic energy by determining the momentum and the kinetic energy of the celerity electron at the same time

    本實驗通過對快速電子的動量及動能的同時測定來驗證動量和動能之間的相對論關系。
  4. 2. the energy theory : ( 1 ) the connection of supply and demand : the connection of supply and demand of a stock decide the price ( p ) which circumfuse the value ( m ) to fluctuate up and down. - this is signality to study the numerical value of p / m, this reflects how much investment value of a stock

    2 、能量理論供求關系：股票的供求關系決定了股票價格（ p ）是圍繞股票價值（ m ）上下波動的。研究p m的比值十分有意義， ? ?這反映了股票投資價值的大小。
  5. Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping

    本文的主要內容如下： 1 ）對翅片管蒸發器結構特點進行分析，選取適當的微元控制體，就干、濕和霜工況下對每個微元分別進行傳熱傳質分析，基於經驗關系式確定霜的有關參數，對于霜工況下的霜生長建立模型，經適當假設，運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數學模型，為系統模擬奠定基礎； 2 ）對蒸發在大擾動下的開、停機過程，運用動態集中參數模型進行分析和計算，為更好地描述製冷系統運行的全過程奠定基礎，同時也為製冷系統實現自動控制提供一定的理論基礎； 3 ）對蒸發器正常運行過程，運用動態分佈參數和參數間定量耦合的觀點來分析和計算，為更好地了解穩態工況下各點參數的變化情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數變化的敏感性； 4 ）編寫翅片管蒸發器動態特性模擬計算程序，可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫濕度和霜厚度分佈場，實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。
  6. These two components of darwinian fitness are reflected in the way we divide up an animal ' s energy budget

    生物與環境之間的能量動態變化（即能量收支的關系） ，直接影響生物的生存與生殖。
  7. At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel

    首先，系統分析了影響黃河水位的水沙因素，及僅用水沙因素有效研究水位的可行性，並按變量對應思想採集它們的相應數據；其次，由於相應水位過程數據中含極強的非線性關系，本論文經細致的理論分析，將基本的非線性分析方法、統計建模方法、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合，提出了能有效實現這類數據高精度擬合的分層篩選法，並改進了統計學中多因子（三個以上）方差分析法；再次，將這一方法用於黃河中高及中低含沙類洪水相應水位過程的擬合，實現了這一典型非線性關系的高精度擬合，各年汛期上下游相應洪水位過程的擬合誤差都較小；最後，明確黃河下游含沙量對水位的主要影響方式，即含沙量主要是與其它因素聯合對水位作用；另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。
  8. Many articles have reported the sensory - related function of the limbic system in recent years, as a key structure, the amygdaloid complex was considered to be the source of action and motivation. it receives information that comes from varous nuclei and modulates the sensory information by its axon projection

    邊緣系統與感覺機能之間的關系近年已有大量的研究報道，杏仁復合體作為邊緣系統的重要結構，被認為是機體行為動機的策源地，一方面可接受外界傳入信息，另一方面也可對感覺信息產生調制性影響。
  9. By performing fourier transformation, the relationship between the turbulent intensity of the particle and that of the carrier fluid was obtained which makes clear that particle size, specific gravity, velocity gradient, and the characteristic frequency of energy - containing eddies are four basic influencing parameters. it is proven theoretically that under certain conditions, the stream - wise and transverse particle turbulent intensities exceed those of the carrier fluid. based on the equations of two - phase flow, the presence of fine sediment suspension is shown to attenuate the turbulent intensity of the water

    通過對細小顆粒在剪切流場中運動方程的fourier分析，得到了顆粒脈動強度和流體脈動強度之間的定量關系，表明顆粒粒徑、顆粒密度、流速梯度以及紊動場含能旋渦的特徵頻率是影響顆粒脈動強度的主要因素，首次從理論上證明了在一定條件下，顆粒在縱、垂向的脈動強度均會超過相應的流體脈動強度，為已有的實測資料提供了合理的解釋。
  10. ( 5 ) establishing the measuring metallographic expert database with multi - modes express, obverse - contrary deduce method, fuzzy mathematical model pattern matching based on regulations. its reliability, accuracy and reappearance can satisfy requirement of quantitative analysis of metallographic microstructure. the system has great theoretical and practical significance in setting up quantitative relation among the composition, microstructure and mechanical property, selecting appropriate material, customizing suitable process and developing quantitative metallographic

    廣東工業大學工學碩士學位論文利用本系統對金相組織自動分析的可靠性、準確性能滿足一般定量金相分析的要求;它對于建立金屬材料成分、組織與性能之間的定量關系、合理地選擇金屬材料、制定合適的加工工藝、發展定量金相都具有重要的理論意義和使用價值。
  11. To answer the question " why to reform ", the paper explores the cause in terms of demand, efficiency, competition, and environment, and proposes that demand for consumption is the outset of the distribution channel as well as the end of the channel. any change in quantity and structure of consumer demand will result in corresponding changes in the structure and behavior of the distribution channel. as it can reflect the function and utility of the specified system in a specific period, efficiency has become the driving force to initiate the reform in the distribution channel

    消費需求在數量上與結構上的每一次改變，都會拉動流通渠道結構與行為的相應變革；效率作為特定歷史條件下特定系統的功能與效能反映，其經濟性、客觀性及發展性特徵成為流通渠道變革的驅動力；競爭是市場經濟的基本現象，它在流通渠道中表現為部門競爭及部門間競爭，兩個方面競爭的共同作用必然導致流通渠道整體結構、數量、關系等一系列相應的變革；環境是流通渠道生存的空間，其從政治、經濟、人口、技術等方面對流通渠道形成制約，環境的變化刺激流通渠道產生相應的變革。
  12. We presents a detailed studied of the linewidth of parametric light in clbo - opo caused by the linewidth of pumping beam, off axis phase matching, divergence angle of pumping, time above threshold, high gain coefficient of nlo crystal, fluctuate of cavitylength, spontaneous radiation, according to the momentum and energy conversion laws, and the sellmeier equations of the clbo, we calculated curves of the type - i and type - ii compared with the bbo ' s

    根據能量動量守恆關系和clbo的色散方程，詳細分析了由於泵浦光的線寬、泵浦光偏軸泵浦、泵浦光的發散角、泵浦光功率超過參量光振蕩閾值一定倍數、高增益系數、有效腔長波動以及自發輻射引起的參量光線寬，並得到了與bbo晶體在類、類相位匹配下比較的理論曲線。
  13. The relations between the parameters of gas charging and exhausting, heat quantity through the shell of tube ( q ), the length of the tube ( l ), the ratio of gas charging time to gas exhausting time ( ), the frequency of the jet flow ( f ), the ratio of the expansion ( ), the nature of thermal separator and the unsteady flow in the tube were established

    建立了進、排氣參數、管壁散熱量（ q ） 、管長（ l ） 、充、排氣時間比（ ） 、射流頻率（ f ） 、膨脹比（ ）等參數與熱分離機性能及管內非定常流動的關系，並分析了有關因素對熱分離機性能的影響。
  14. In this paper, the effects of the tsot structure on its heat transfer performance have been discussed by flow pattern observations and performance testing as the structure is so important to the tsot. the experiments of various structures have been done, and schemes to predict the transfer point and crisis point have been presented. the experiments of tsot ' s performance with various inclined - angels, flow rates, length ratios, and under vibration also have been carried out

    本文主要針對這種熱管在本體結構上的變化，通過流型觀察試驗和穩態傳熱性能試驗，探討結構形式與換熱性能之間的關系，在前人研究的基礎上，得出切向漩流兩相半開式熱虹吸管相應的試驗關聯式；同時，在熱管傾角變化、長度比變化、流量變化、熱管振動等情況下，對切向漩流兩相半開式熱虹吸管傳熱性能的影響情況進行了研究。
  15. Refined grids were utilized in a large - eddy simulation model for obtaining high - resolution planetary boundary data and analyzing surface layer turbulence. simulation results showed that refined meshes reduced turbulent contributions of subgrid scales, sensitivity of simulation results to sgs parameters decreased, and features of the whole boundary layer were explicitly resolved better. results also revealed flux - profile relationship correctly in surface layer and a good agreement of turbulent velocity characters with observation. therefore, it concluded that the les method was able for simulation of surface layer flow and turbulence, and might be used for further applications

    採用加密網格的大渦模式獲取邊界層風溫場的高解析度模擬結果，並據以分析近地面層大氣的湍流特性。結果表明，較小的網格尺度使次網格湍流貢獻率大為降低，模式計算結果對次網格參數的依賴性減小，邊界層整體特徵得到更好的反映。同時，模擬出的近地面層通量廓線關系及湍流速度特徵與實際觀測結果吻合甚好，表明模式具有反映近地面層平均運動和湍流特性的能力。
  16. The relationship between the gas and particles is obtained as well as the distributions of velocities both of gas and particle, temperature, particle number density, and other turbulent qualities such as turbulent kinetic energy and its dissipation rate. it finds that micro zone clean control through the well - designed flow pattern is possible

    在模擬的條件下探討了氣流運動和顆粒運動的關系，初步研究了通過氣流對不同分區進行潔凈度的控制實現的可能性，得出了不同送風狀態下氣相速度場和顆粒數密度的分佈、溫度及相關的湍流量的分佈。
  17. As one of the most important hookup ways in an engine, the bolt fastening has the quality directly influencing performance of power and performance of security of the engine as well as every hookup position, with the ever more compact structure and strengthening degree of the engine, it become a key for the normal performance of the engine how to make the bolt fastening more reliablily and exactly

    螺紋聯接是發動機中最重要的聯接方式之一，螺紋聯接的質量直接關系著發動機的動力性、安全性和各聯接部位的泄露情況。而且隨著發動機的結構越來越緊湊，強化度越來越高，如何使螺紋聯接更加可靠、更精確成為保證發動機性能的關鍵。
  18. The part of the experimental research analyses the causes that pupils with learning disability in ningbo receive worse grades than normal students by means of diaganostic test of achievement factor ( dtaf ) : learning intention, learmng intention of different subject, learing plan, learning skillsjearning skills of different subject, leaming environment. the 300 pupils come from 15 primary schools in ningbo. as a result, we find out that their grades are closely related to their learning intention and skills and have nothing to do with learning plan and learning environment. we following psychological features : they have normal iq, but there is a tendency for them to develop mal - personality ; they are menttally less healthy than normal students. the results of our research provide scientific basis for educators to improve the learning of students with l d elementary schools in ningbo erea

    實驗研究部分採用《學習因素診斷量表》 （ dtaf ）從學習動機、不同學科學習動機、學習計劃、學習技能、不同學科的學習技能以及學習環境六個方面分析了寧波市15所小學300名學習困難學生學習成績明顯低於一般學生的原因，研究結果表明：學習困難學生成績差與學習動機、不同學科的學習動機、學習技能、不同學科的學習技能有密切關系，與學習計劃、學習環境關系不大；寧波市小學學習困難學生的心理特徵是智力發展是基本正常的，但其性格特徵有不良發展的傾向，心理健康水平也比一般小學生差。
  19. The amplitude characteristic equations of p wave and s wave in transverse isotropic media have been deduced by using the method of aki and richards, that is use the border conditions in elastic interface to solve the elastic wave equation and to decide the energy distribution of different types of wave

    本文針對橫向各向同性介質（ ti - transverseisotropy ） ，利用aki和richards的方法，即根據彈性分界面上的邊界條件求解彈性波動方程，確定各種波之間的能量分配關系，建立了橫向各向同性介質中p波和sv波入射時的振幅特徵方程。
  20. The knowledge of arithmatic solves the upright spring vibrator potential energy, verifies the relative exposition in teaching materical, helps the students to understand the relation between how the conservalive force works and potential energy increment deeply

    摘要用初等數學知識求解豎直彈簧振子振動勢能，驗證了教材中的有關論述，加深了學生對保守力做功與勢能增量關系的理解。
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