discrete particle 中文意思是什麼

discrete particle 解釋
分立質點
  • discrete : adj. 1. 分離的，分立的；顯然有別的。2. 不連續的；【數學】離散的；【哲學】抽象的 （opp. concrete）。adv. -ly
  • particle : n 1 顆粒，微粒；微量，極少量。2 【物、數】粒子，質點。3 【語法】虛詞，不變詞〈冠詞、副詞、介詞、...
  1. Observables can be either continuous ( e. g., the position of a particle ) or discrete ( e. g., the energy of an electron bound to a hydrogen atom )

    可見可以要麼是連續的（也即一個粒子的位置）或離散（也即電子的能量受氫原子束縛） 。
  2. Discrete particle swarm algorithm for the rectangular strip packing problem

    離散粒子群優化演算法求解矩形件排樣問題
  3. In the discrete process the mostly used method, the control volume method, is used. in the study of gas - particle flows numerical simulation, the gemchip arithmetic is often adopted. but it cannot be used directly in the investigation of clean room because of the low volume occupancy ( its volume fraction orde r is 10 - 10 below )

    採用控制體積法對氣粒多相流的控制方程進行離散，在gemchip演算法基礎上，由於室內懸浮顆粒的體積分數數量級在10 ~ （ - 10 ）以下，無法直接求解，在研究中通過直接求解顆粒數密度，不直接求解顆粒的體積分數對離散方程進行了求解。
  4. The rapid motion of the electros causes the sluggish nuclei to "see" the electron as a charge cloud, rather than as a discrete particle.

    電子的快速運動使得緩動的核把電子「看成」象電核雲，而不是象分立的粒子。
  5. Discrete particle models can be classified into deterministic method and stochastic method in accounting for the particle collisions

    在離散顆粒模型中，根據對顆粒間碰撞過程的處理方法的不同可分為確定性模型和隨機性模型。
  6. Basic concepts of computer modeling in science and engineering using discrete particle systems and continuum fields

    科學與工程問題中離散粒子體系及連續場計算機建模的基本概念。
  7. Discrete three sub - swarms particle swarm optimization algorithm

    離散三群粒子群優化演算法
  8. The key point in this model is the description of the particle emissions from discrete levels to discrete levels in pre - equilibrium state

    在預平衡發射過程中關鍵在於描述從分立能級到分立能級的粒子發射（ dtod ） 。
  9. Therefore, it is necessary to improve and develop it though vastly practical calculation. based on this, the paper deals with the numerical simulated calculating codes of ngsn, anisn, dot and the nuclear libraries of wu, fendl - 2 which have been frequently used on the field of particle physics and nuclear physics. it is through benchmark and development that the discrete ordinate particle transport calculating software kit is formed

    本文正是從這個角度出發，對在粒子物理和核物理領域廣泛應用的數值模擬計算程序ngsn ， anisn ， dot等程序和核數據庫uw ， fendl - 2等數據庫作一系統的校核和發展，最終形成離散縱標粒子輸運計算軟體包，並初步探討了它們的應用，為粒子物理和核物理的研究和設計提供保障。
  10. According to the experimental result, the relevancy formulae were proposed, and according to discrete particle model, particle velocity distribution model was proposed and the experimental result agreed with the calculated result

    根據實驗結果建立了固含率與固相速度不均勻度的關聯式，並根據顆粒離散模型建立了顆粒速度分佈模型，實驗結果和計算結果吻合較好。
  11. Based on the thoroughly review and summary in the progress history of the multiphase flows researching in recent fifty years, the thesis was made an advanced discussion on the wide foreground of the multiphase flows " study and application, and clarified some concept of multiphase flows " study. take gas - solid two - phase flows for example, the thesis discussed and classified the theoretical model of multiphase flows " study, that is continuum model, discrete particle model and pseudo particle model, and made a deep and detail discussion on the foundation, advantage and disadvantage about the three physical model. the thesis considered that all the mathematics models of the multiphase flows " study are based on the three physical models

    本文在系統、全面地回顧和總結近五十年來多相流研究發展歷史的基礎上，進一步論述了多相流研究和應用的廣闊前景；澄清了多相流研究中存在的一些模糊概念；以氣固兩相流研究為例，對多相流研究的各種理論模型進行了系統的分析、歸納和分類，從而把氣固兩相流研究的物理模型按其刻劃的尺度和屬性分為三類，即：連續介質模型（ continuummodel ） 、離散顆粒模型（ discreteparticlemodel ） 、流體擬顆粒模型（ pseudoparticlemodel ） ，並對三類物理模型賴于存在的基礎、長處和存在的問題進行了深入的分析、討論；同時指出，多相流研究的各種數學模型都是建立在以上三類物理模型的基礎上的，從而對各種數學模型的實質、優缺點和今後發展方向有了清晰的了解。
  12. By the use of discrete phase model, the gas - solid two phase flow under different conditions were simulated. the trajectories of particles were obtained, and the influence of secondary air and particle diameter distribution were investigated. and by the compare of experimental results and numerical simulation results, the reference for the further study of numerical simulation of gas - solid two phase flow in cfb was supplied to some degree

    運用顆粒軌道模型對床內不同工況下的離散相顆粒軌跡進行了數值模擬，得出了二次風、床料粒徑分佈等因素對顆粒軌跡的影響情況，並通過模擬結果與實驗現象的對比，為循環流化床內氣固兩相流動的進一步數值模擬研究提供了一定的基礎。
  13. A discrete particle motion - collision decoupled model was established in which particle collision was modeled by means of dsmc method

    本文建立了離散顆粒運動-碰撞解耦模型，模型中應用dsmc方法模擬顆粒間的碰撞過程。
  14. Both the theory analysis and simulations prove its superiority. the content of this paper includes : give an introduction about the recent development of the quantum computation in the researches of computation intelligence a frame of quantum evolutionary algorithm is presented an optimal mud based on a quantum evolutionary algorithm is presented a discrete particle swarm optimization based on quantum individual is presented

    本文主要內容概括如下：介紹了量子計算在計算智能研究中的發展將進化演算法和量子理論結合，提出了一種量子進化理論框架用量子進化演算法實現cdma中的最佳多用戶檢測提出一種基於量子編碼的粒子群優化演算法
  15. Discrete element simulation also permitted a detailed examination of the evolution of internal variables associated with the micromechanical processes occurring at the particle scale

    數值模擬還提供了顆粒量級上的微力學內部變量的信息。
  16. Recently, discrete particle model in which particles are directly tracked was paid widely attention due to the great development of computer hardware. in this model, gas phase is treated as continuous medium, and particle phase is treated as the discrete system. because particle movement is investigated in the particle - level, the multi - scales structure of fluidized bed can be simulated in both particle - scale and macro - scale

    近年來，由於計算機硬體的飛速發展，直接對顆粒進行跟蹤的離散顆粒模型得到了廣泛的關注，此類模型將流體相處理為連續介質，顆粒相處理為獨立的離散體系，由於它對顆粒相運動進行的是顆粒層次的分析，因而可以從顆粒尺度與宏觀尺度模擬流化床氣固兩相流的多尺度結構。
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