粒子源 的英文怎麼說

中文拼音 [ziyuán]
粒子源 英文
particle source
  • : Ⅰ名 (小圓珠形或小碎塊形物) small particles; grain; granule; pellet Ⅱ量詞(用於粒狀物)
  • : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
  • : 名詞1. (水流起頭的地方) source (of a river); fountainhead 2. (來源) source; cause 3. (姓氏) a surname
  • 粒子 : grain; granule
  1. Very few alpha particles from radioactive sources can travel more than 1 to 3 inches in air before being stopped.

    在空氣中從放射放出的在停止以前只有很少能穿過13英寸的距離。
  2. Now researchers report that antineutrinos, ghostly particles with tiny masses, might generate these rare ingredients

    近來有研究人員提出,這些罕見成份的來,可能是質量微小的幽靈反微中
  3. The autogeny target neutron and pipeline neutron are monitored with associated particle method and long counter through changing different target foil. the effect of the autogeny target neutron is over ten times than that of the pipeline neutron

    對加速器d - t中自生靶中和管道中,通過改變不同靶片,用伴隨法和長計數器進行測量,評估了自生靶中和管道中的影響。
  4. Furthermore, in the noncommutative chern - simons theory for the quantum hall effect, the constrain equation with quasiparticle source is also identified with the moment map eqaution of the noncommutative sun ( t ) cotangent bundle with marked points

    而且,在量hall效應的非對易陳- simons理論里,具有準粒子源的約束方程也與具有marked點的非對易su _ n ( t )餘切叢的momentmap方程相同。
  5. Dust aerosols in qingdao come from three area : the desert in west of inner mongolia and the dene in east of inner mongolia together with loess altiplano

    沙塵的來主要有三個地方:一是內蒙西部沙漠地區;二是內蒙東部沙地;三是黃土高原。
  6. The result has been that when a relatively mundane particle accelerator called the diamond light source, in oxfordshire, proved to be some ? 80m ( $ 160m ) more expensive than expected, the axe had to fall on other parts of physics

    結果,當一個稱為「鉆石光」的宇宙加速器(位於牛津郡)宣稱獲得多於原計劃的1 . 6億美元的經費時,其他領域的研究經費驟降。
  7. The power source is not microwave radiation but is either a laser beam or a charged particle beam

    能量的來不是微波幅射,而是雷射光束或是帶電束。
  8. The absorption characteristics was that the surface plasma absorption peak appeared around 570 nm shifted to a short wavelength and strengthened as the cu composition increased. but the maximal shift range of the absorption - edge preponderated over 500 nm, and leaded that the dipolar plasma resonance absorption peak were covered up and gradually disappeared in the absorption spectrum. we theoretically explained the mechanism of the modulating action

    實驗觀察到cu表面等離體共振吸收峰位在570lun附近的吸收邊頻移量超過了500nln .理論分析表明,吸收峰位的移動主要於偶極共振,而峰形的寬化主要由納米的表面效應和量尺寸效應引起
  9. Do some necessary calculations and decide on the general scheme of compton back - scattering imaging scanner to the real wall inspection. include the selection of radioactive source, the calculation of compton back - scattering beam, the calculation of the basic condition of finding out the different materials and the determination of some important parameters as well. 3

    其主要內容包括入射的選擇,散射的理論計算,發現異物的最低條件計算以及系統的一些重要參數的確定,主要包括:放射的選擇,散射角的確定,后準直器的形狀與尺寸,前準直器的尺寸,前準直孔的大小,檢測器的種類與型號,檢測器的效率等。
  10. Pso idea is an optimization technique inspired by swarm intelligence and theory in general such as bird flocking, fish schooling and even human sacial behavior

    群優化演算法( particleswarmoptimization簡稱pso )是一種基於群智能的演化計算技術,於對鳥群覓食過程中的遷徙和聚集的模擬。
  11. Particle swarm optimization ( pso ) is inspired by social behavior of bird flocking or fish schooling. it is a population - based, self - adaptive search optimization technique. pso is simple in concept, few in parameters, and easy in implementation

    群優化演算法( particleswarmoptimization , pso演算法)於鳥群和魚群群體運動行為的研究,是一種基於種群搜索策略的自適應隨機演算法,是進化計算領域中的一個新的分支。
  12. Particle swarm optimization ( pso ) algorithm is a computation intelligence technique, inspired by social behavior of birds flocking. pso algorithm possesses the advantages of simplified, rather quick convergence speed, global optimization performance, and less controlling parameters, et al

    群演算法是一種於鳥群捕食行為的計算智能技術,具有演算法簡單、收斂速度較快、全局優化能力較強、控制參數較少等優點。
  13. According to the demand of the concept design of china spallation neutron source ( csns ), the target station, i. e. the target, the reflector and the moderator have been simulated and optimized using monte carlo simulation software, nmtc / jam and mcnp4a, firstly. the neutron flux escaping from the target and the moderator and the heat deposition in the target, the reflector and the moderator are calculated. these results provided essential data as a basis of the spallation neutron source design

    本論文結合當前中國散裂中( chinaspallationneutronsource , csns )工程概念設計的迫切需要,選擇國際上廣泛使用的基於蒙特?卡羅方法,用於模擬輸運過程的程序mcnp4a和nmtc jam作為研究工具,首次對csns靶站進行了全面的模擬與優化,內容包括靶、反射體與慢化器系統的中通量分佈以及熱量沉積,同時計算了靶的溫度場與應力場分佈。
  14. In the second part of this dissertation ( chapter 6 and chapter 7 ), it is demonstrated that in low multiplicity sample, the increase of the fluctuation of event factorial moments with the diminishing of phase space scale, " erraticity ", are dominated by the statistical fluctuations

    在非對心碰撞中,初始坐標空間中的方位角不對稱性將導致末態相對于「反應平面」的角依賴性。微觀上講,末態動量空間的大的各向異性來於碰撞最初階段的大量的再散射。
  15. Based on the theory of geometrical optics, the relationship between the axial force exerted on the micro - sphere particles in the mie scattering field and the main parameters of laser is calculated quantitatively when the absorption is considered. the results not only show the relationship between the axial force and some parameters, that include the absorption coefficient of microscopic particles, the laser wave - length, power and so on, but also are useful for choosing parameters in experiments

    摘要以射線光學模型為基礎,對微直徑遠大於激光微束的米氏在考慮對光的吸收時軸向力與光參數的關系進行了計算,計算結果給出了軸向力與微的吸收系數、波長、激光功率等參數的關系,為實驗中參數的選擇提供了依據。
  16. Suggestions have been made that gross chemical changes may occur as the sea-salt particles are transported long distances from their sources.

    曾經有人提出,當海鹽輸送到離它們的很遠的地方時,沿途會發生很大的化學變化。
  17. Hollywood stunt pilot was supposed to snag the genesis capsule as it floated toward earth on a parachute at the end of its three - year mission to collect solar ions

    三年來, 「起」號太陽探測飛船的主要任務就是收集太陽。在完成該使命后,飛船藉助降落傘返回地球。按計劃,一位好萊塢的特技飛行員將對返回艙實施空中攔截。
  18. If one end of a metal rod is at a higher temperature, then energy will be transferred down the rod toward the colder end because the higher speed particles will collide with the slower ones with a net transfer of energy to the slower ones

    如果另一端的一個金屬棒,是在更高的溫度,然後能的,將移交下來棒對寒冷的結束,因為這種高速碰撞與慢的,以凈轉移的精力用在較慢。
  19. Influence of the light source in airborne laser particle counter on the flux of transducer

    塵埃計數器中光對傳感器光通量的影響分析
  20. In the cores of many so - called " active galaxies ", we can observe extremely powerful radio sources with double - lobed structure and jets of high - energy particles

    很多所謂活躍星系的核心都會發出能量極大的無線電輻射,或擁有高能噴流雙瓣無線電輻射等結構。
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