粒子重量 的英文怎麼說

中文拼音 [lìzizhòngliáng]
粒子重量 英文
particle weight
  • 粒 : 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 : 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...
  • 重 : 重Ⅰ名詞（重量; 分量） weight Ⅱ動詞（重視） lay [place put] stress on; place value upon; attach im...
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 粒子 : grain; granule
  • 重量 : weight; scale; heft
  1. Compared with traditional contact flow measurement methods, presents the non - contact flow measurement methods, and emphases the application of laser doppler anemometry ( lda ) and particle image velocimetry ( piv ) to flow field measurement

    摘要與傳統接觸式流量測試方法相比較，介紹了非接觸式流量測試方法，重點介紹了激光多普勒技術（ lda ）和粒子圖像測試技術（ piv ）在流場測試中運用的原理。
  2. For electrodeposition by dc methods, the metals deposite uninterrupted and the particles were also embeded uninterrupted into the coatings ; for electrodeposition by pc method, the particles with biggish volume were desorbed from the coatings and returned to the electrolyte again owing to the presence of pulse interval ; for electrodeposition by prc method, the particles carried positive charges are much more easy to desorb from the coatings owing to the effecf of reverse pulse current combined with pulse interval, in addition, the reverse pulse current also could dissovle the metals, further accelerates the desorption of particles, thus the particles size embeded in the coatings by prc method is the least

    直流電沉積時，基質金屬的沉積連續進行，粒子在電極表面不間斷嵌入鍍層;單脈沖電沉積由於脈沖間歇的存在使得具有較大體積的粒子會脫附，重新回到溶液中;採用周期換向脈沖時，反向脈沖電流使表面荷正電的較大的粒子更易從電極表面脫附，同時，反向脈沖電流對基質金屬的溶解作用，也會促進粒子的脫附，因此鍍層中復合粒子尺寸最小。隨著鍍層中粒子復合量的增加，三種鍍層的晶粒都明顯細化，說明al _ 2o _ 3的存在阻止了晶粒的長大，提高了電沉積過程中晶核的形成速率。
  3. Elastic collision and inelastic collision are considered in oxygen molecule, nitrogen molecule by electron impart. the mail simulation results were as follow : ( 1 ) the variations of drift velocity and the average energy of electron with the e / n in o2 and n2 are obtained. the number of electrons for excitation, ionization, dissociation and dissociative ionization collision with the e / n and the energy of electron are analyzed emphatically

    考慮了各種彈性和非彈性碰撞過程，在純氧氣、純氮氣中，給出了不同簡化場e n條件下的電子漂移速度和平均電子能量的變化；著重分析了激發、電離、分解及分解電離碰撞的粒子數隨e n 、電子能量的變化，同時計算了激發發射光譜的波長。
  4. The exact abundances of the three lightest elements are an important test of the so - called standard model of physics ? the list of fundamental particles found so far and the forces that link them

    物理標準模式理論中有一項極為重要的試驗，該試驗檢測的是宇宙空間中3中質量最輕元素的確切豐度，即需要列出到目前所發現的基本粒子與將它們融合起來的各種作用力。
  5. The model reproduced the following facts of wa97 experimental data : the yield of strange particles increases with increasing mass and increasing centrality of the colliding system, and also with increasing strangeness content of hyperons in relativis - tic nucleus - nucleus collisions. the simulation of strangeness production using luc1ae model shows that strangeness production is related not only to the rescattering. but also to the collective interaction among strings in relativistic nucleus - nucleus collisions

    Luciae模型能很好地描寫wa97發表的單奇異和多奇異重子的產額和橫質量分佈的實驗數據，能較好描寫wa97實驗所揭示的相對論性核-核碰撞中奇異粒子產額隨碰撞體系質量、中心度的增大而增加和奇異粒子增強隨奇異粒子所含奇異夸克數的增加而增強的實驗事實。
  6. The order of the seed yield components to its yield is weight per seed > seed numbers per spikelet > florets per spikelet > spikelets per shoot > shoots

    6個模型中， 5個種子產量因子每提高1個單位對其種子產量的提高大小排序為單粒種子重每小穗種子粒數每小穗小花數每生殖枝小穗數生殖枝數。
  7. It is electrically neutral and has only a small mass. they only take part in weak interactions and gravity. since they interact only very weakly with matters, they could pass through almost anything unimpeded

    中微子是基本粒子之一，它不帶電荷，質量極小，只參予弱作用及重力，與任何物質只有極微弱的相互作用，因此穿透力極高。
  8. Ultrashort pulse amplification, including chirped pulse amplification ( cpa ) and optical parametric chirped pulse amplification ( opcpa ), has been becoming one of the hot researches in the field of ultrashort pulse laser technology because ultrashort and ultrahigh intensity pulse laser has important applications in high field physics, such as x - ray laser, icf, laboratory astrophysics, laser particle accelerator, and so on

    由於超短超強脈沖激光在x射線激光、慣性約束核聚變、實驗天體物理、激光粒子加速器等強場物理研究領域內的重要應用，超短脈沖激光放大技術目前已成為超短脈沖激光技術研究的熱點之一。它包括啁啾脈沖放大（ cpa ）和光參量啁啾脈沖放大（ opcpa ）兩大類。
  9. The paper analyses the particle radial separating speed in inertia field and the dropping speed in the gravity field, determines the relations among the separating critical diameter, the rotate speed of screw, airflow speed and the radial size of separating interface, establishes and work out the separating diameter which value the separating effect of the new equipment

    根據物料的空氣阻力與離心分離理論分析了離心力場中粒子徑向分離速度及重力場中的粒子沉降速度，確定分離臨界粒徑與螺旋轉速、氣流速度及分離界面徑向尺寸等之間的關系建立了並求出了衡量此種新機型氣固二相流分離效果的衡量指標? ?分離粒徑。
  10. A co2 laser with the optimized resonator is made and to be proved by experiments. this dissertation focus on the following problems : the kinetics process of the cvl and the co2 laser, the rate equations for the laser level population, electron temperature and electron density

    本文的重點是：闡述清楚銅蒸汽激光和二氧化碳激光的動力學過程，定量描述激光能級的粒子數速率方程、電子溫度和電子密度等速率方程
  11. The entropy or number of states of system or subsystem are closely related to interaction of particles and energy level distribution, therefore, to study the temperature dependence of the specific heat may supply some important and useful microscopic information which may play an important role in understanding electronic structure, density of state, phonon spectrum etc. the specific heat measurements at low temperatures also play important roles in the finding of the third law of thermodynamics, the quantum theory of solid and bcs theory for superconducting etc. moreover, specific heat measurements help us to understand the different kinds of phase transitions ( such as : structural phase transition, magnetic phase transition, superconducting phase transition etc. ) and the scaling behavior near the critical point

    系統、子系統的熵或微觀狀態數與微觀粒子間的相互作用及能級分佈密切相關，因此研究比熱與溫度的依賴關系能夠提供被測量系統許多極其有用的微觀信息，對理解固體的電子結構、電子態密度、聲子譜等起著十分重要的作用。低溫比熱的測量和研究對熱力學第三定律、固體量子理論和超導bcs等理論的建立起到了積極的推動作用。比熱研究還有助於認識各類相變如結構相變，磁性相變，超導相變等及臨界點附近的標度規律。
  12. At the other hand, we can perform the rrpa calculation with the continuum replaced by a set of outgoing single particle resonances, it indicates that the resonances in the continuum play an important role in the description of nuclear dynamical processes, such as collective giant resonances. energies, widths and wave functions of the single particle resonant continuum are determined by solving scattering states of the dirac equation with proper asymptotic conditions for the continuous spectrum in the r ' elativistic mean field theory. the relativistic regular and irregular coulomb wave functions are calculated numerically

    在進行相對論無規位相近似計算時將連續譜中所有的正能態用單粒子共振態來代替，並且在計算中採用單粒子共振態的真實寬度，利用這種方法我們計算了核的同位旋標量巨八極共振響應函數，並且和考慮了連續譜中所有正能態貢獻的結果進行比較，計算結果表明，連續譜中只考慮單粒子共振態對核的集體激發的貢獻時，給出的響應函數基本上能夠重現考慮了所有正能態貢獻時的計算結果，這說明了在核的集體激發中，連續譜中主要是單粒子共振態的貢獻。
  13. Giddings says he caught the physics bug when his father first told him about the weird properties of quantum mechanics

    后來他繼續鉆研，終于成為量子重力和宇宙學的專家，並率先研究在粒子加速器中創造黑洞的可能性。
  14. The study shows that the early and late seed rains of constructive tree species in evergreen broadleaved forest at chongqing simian mountain had no activity. the bigger the seeds of the species and the earlier or later the seeds of the species matured, the higher the proportion of the seed rain damaged by animals. the quantitative variation of seed rain, active seed rain and seed bank did not take place at the same time. at early time, the number of seed banks of castanopsis fargesii, lithocarpus glabra, quercus myrsinrefolia, castanopsis plasyacantha, cinamomum subavenium. which own more active seed rain increased by geomitric series. the seed banks of castanopsis orthacantha and schima argentea were small, only survived a short time, and did not sprout next year. the quantitative dynamics of seed banks and their increasing or decreasing rates were decided by the proportion damaged by animals, dying speed of seeds and their resistance to pathogens and adverse circumstances, and the state of seed germination

    對重慶四面山常綠闊葉林建群種種子雨、種子庫的研究表明，建群種早期和晚期的種子雨無活力;種子偏早或偏晚成熟及大籽粒的樹種，其種子雨被取食的比例大;種子雨、有活力種子雨、種子庫三者的數量變化不一致;有活力種子雨量較大的栲、石櫟、小葉青岡、扁刺栲、香桂等，其種子庫密度在早期以近幾何級數的方式增長，元江栲、銀木荷種子庫小，存在時間短，翌年無一年生萌發苗;種子庫數量動態、消減率動態決定於種子被取食的強度、種子衰老的速度以及種子對病菌、逆境的抗性和種子萌發的整齊性
  15. The process parameters of preparing nanosized titanium dioxide powders were systematically studied by electrochemical synthesis experiments at room temperature. the rutile phase and anatase phase powders were obtained in the sizes of 9. 7nm and 9. 2nm respectively, and the complete crystal powders were formed after calcined at 400 for two hours. in the process of experiments it was observed that the low current density resulted in rutile phase powders, while the addition of little amount of ions of sulfate promoted the formation of anatase phase powders

    在本實驗條件下，小的電流密度有利於金紅石相的生成，而少量硫酸根離子的引入對生成銳鈦礦相粉體有利，調整電流密度大小和引入硫酸根離子的量，可以得金紅石型和銳鈦礦型的混合混體；研究無定型粉體，銳鈦礦相粉體以及金紅石型粉體隨溫度的粒徑變化情況時發現，粉體在400以前晶粒長大相對緩慢， 400以後晶粒粗化現象嚴重。
  16. ( 2 ) the process of dc discharge in o2 / n2 mixtures with the different n2 concentration has been simulated. the dependences of number of collisions with the e / n and the energy of electron are given. it is analyzed stressfully that the process of electron - molecule collision with the e / n and the energy of electron in air at atmospheric pressure

    對于o _ 2 n _ 2混合氣體，模擬了不同配比條件下直流放電過程，得出了發生碰撞的粒子數隨e n 、電子能量的變化；著重分析了空氣中激發、電離、分解及分解電離碰撞的粒子數隨e n的變化，給出了電子漂移速度和平均電子能量隨e n的變化。
  17. Test method for gravimetric determination of smoke particulates from combustion of plastic materials

    塑性材料在燃燒時煙霧粒子重量分析測定的方法
  18. These experimental results show that < q12 > is independent of the dimuon mass and logitudinal momentum, and imply the scattering of the incident quark within the target nucleus. by means of the glauber model, the difference of the mean transverse momentum squared < qt2 > is studied for the dependence of the incident proton energy and nucleus. the theoretical results are in good agreement with the fnal e772 experimental data

    本文利用多重散射的glauber模型，討論了入射夸克在原子核中傳播的多重散射效應，給出了兩個不同的核drell - yan過程產生的末態輕子對橫動量平方平均值的差值對入射粒子能量核靶核的依賴性關系，計算結果與e772組的實驗數據符合甚好。
  19. Method of test for content of floating particles in lightweight coarse aggregate

    對輕重量的粗集料中漂浮粒子含量的試驗方法
  20. 1 method of test for content of floating particles in lightweight coarse aggregate erratum 1

    對輕重量的粗集料中漂浮粒子含量的試驗方法
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