正介子 的英文怎麼說

中文拼音 [zhēngjièzi]
正介子 英文
positive meson
  • : 正名詞(正月) the first month of the lunar year; the first moon
  • : 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...
  1. And then, metal structure with aspect ratio 30 was obtained in our laboratory. eventually, a few micro parts with high aspect ratio were fabricated by liga process under the optimum condition. there were key parts of micro thruster, netlike nickel antielectron modulator, micro copper radiator, stainless steel micro components and many filter mediums with different shapes and dimensions

    最後,我們利用liga技術加工的獨特優點,以發展其高深寬比技術的實際應用,先後製作了狹縫陣列鎳結構微推進器關鍵部件、薄壁網狀多孔鎳結構慢化體、微型銅結構換熱氣和多種材料不同、尺寸各異的過濾質,還結合利用liga技術和微細電火花技術的加工優點,製作出了不銹鋼微結構
  2. Included in the buffet is a choice of appetizers from the restaurant s antipasto table where an unlimited fresh lobsters and oysters is available ; freshly made pasta prepared only to order at a cooking station in the restaurant and a choice of main courses which changes weekly, including linguine alla sabatini ; pan - fried snapper fillet with vine - ripe tomatoes, capers and black olive sauce ; braised free - range chicken cacciatora style with wild mushrooms and polenta ; grilled slices of beef tenderloin with white wine navy beans and spring potatoes and chef s personal favourite, pan - fried duck liver with black truffle sauce

    享受豐富頭盤后,您更可於四款意式主菜當中,選擇其中一款心愛美饌。新增美食推包括馳名的sabatini鮮茄海鮮幼面,豐富海鮮如地中海蝦青口帶蜆肉等,配合sabatini特製的鮮番茄汁意大利麵,味道香濃,意粉真al dente !此外,每位贈送義大利餐酒一杯,配搭不同主菜更能帶出食物的flavour 。
  3. Adopting the assummation that the quark interaction is the sum of the usual one - gluon direct exchange and the mixture of linear scalar and vector potentials, we structure the relativistic corrections of order v2 / c2to the cornell potential, including the annihilation potential for the quark and antiquark of the same favors which plays the same role with the one - gluon direct exchange at short distances. the effects of the relativistic corrections on the hyperfine splittings of quarkonium states are discussed, and a good fit to the available experimental data is obtained on heavy quarkonium mass spectra

    采納庫侖勢源於單膠直接交換,而線性禁閉源於標量和矢量的混合,同時考慮在短程區域與單膠直接交換起同樣作用的同味反夸克的湮滅,構造了靜態夸克-反夸克勢到v ~ 2 c ~ 2級次的完全相對論修,並擬合計算了重偶素的能譜,討論了相對論修對重偶素能級分裂的作用。
  4. This paper made a research on effects of n - butyl alcohol as auxiliary in traditional mesoporous zeolite synthesis system

    摘要研究了在傳統的水體系下,將少量丁醇引入孔分篩合成體體系做助劑對孔分篩合成及其物化性能帶來的影響。
  5. It is discovered that existence of small amount of n - butyl alcohol in mesoporous zeolite synthesis system can not only modify ordered degree of formation of mesoporous zeolite, which improves hydrothermal stability of it, but also help to attain much smaller, nearly nanometer, grain of mesoporous zeolite

    研究發現,少量丁醇的存在能改善孔分篩形成過程的有序度,並使其水熱穩定性得到提高,同時合成產物的粒度更小,趨近納米顆粒。
  6. At a definite temperature a mesoscopic circuit isnt in a determinate quantum state instead of in the mixed state ( or statistical state ). using the density matrix of the canonical ensemble, we have deduced the formulate of the quantum fluctuations of both charge and current in a non - dissipative mesoscopic coupled circuit. and the dependences of the quantum fluctuation of the circuit on its temperature have obtained

    在有限溫度下,觀電路系統實際上並不處在一個確定的量狀態,而是處在混合態.根據則系綜的密度矩陣導出耦合互感電路中電荷和電流的量漲落,得到了量漲落與溫度的依賴關系
  7. Carbonium ions in solution derive much of their stability from solvation effects and are formed more easily in more polar media.

    碳離在溶液中由溶劑效應獲得更高的穩定性,而且在極性較高的質中更容易形成。
  8. The research status of the world diesel exhaust aftertreatment technology is summarized systemicallyo at the same time, the development status and problems about oxygenation catalysis converter and particulate filter are analyzed on the basis of mentioned informations, we bring up a diesel exhaust cleanse system, that adopts the technique course of catalysis conversion combining particulate collection and regeneration the system collects exhaust particulate by means of efficacious filtering material it can oxidize ho co and macromolecule solvable organic via catalyst and diesel oil additive enhanced temperature will partly oxidize collected particulate and ultimately achieve the aim of exhaust reduction, after processing system frame design and trial matching, it ' s detected that the system can surely cleanse gas exhaust and particulate in addition, gas - ejected combustion - supporting regeneration for diesel particulate filter is also researched, we have rudimentarily designed the software and hardware of the g as - ejected combustion - supporting system having processed a series of trials, we discover the rules of the system credibly working these rules demonstrate the right direction for researching gas - ejected combustion - supporting regeneration technology

    本文系統地紹了國內外柴油機排氣后處理技術的研究現狀,分析了氧化催化轉化器和微粒捕集器的發展現狀及存在的問題,以此為基礎,提出了一種柴油機排氣凈化系統,該系統採用催化轉化與微粒捕集及再生相結合的技術路線,通過過濾材料的有效過濾,將排氣中的微粒進行收集,藉助于催化劑和柴油添加劑使排氣中hc 、 co及高分可溶性有機物氧化,產生的高溫使得收集到的微粒部分氧化,從而達到降低排放的效果。通過系統結構設計和試驗匹配,實現了對氣體排放物和微粒的凈化。同時,論文中還進行了柴油機微粒捕集器噴氣助燃再生的研究,初步設計了噴氣助燃系統,進行了控制系統軟、硬體的開發,通過交試驗,摸索出了噴氣助燃系統可靠工作的一般規律,為噴氣助燃再生技術的開發提供了方向。
  9. John bernoulli, in a letter to euler ", " i present higher analysis as it was in its childhood but you are bringing it to man ' s estate. ",

    紹高等分析的時候,它還是個孩,而你在把它帶大成人.
  10. Meet my wife susan ( an informal style of introduction ).

    見見我妻蘇珊(非紹)。
  11. Definition 1 let s be e - inversive semigroup. then s is called a weak r - uuipotent e - iiiversivc semigroup if it satisfies t he following definition 2 let p he a congruence on s ( r ). thei ) p is a r - congruence if it satisfies the following main result 3 then t is the maximum idempotent separating r - congruence on a weak r -

    接著給出s田)上的最大的冪等元分離r同余的一個刻畫,紹r則、 r集的概念最後給出s叮)上的冪等元分離r同余格的一個刻畫
  12. This thesis mainly expounds how to found and explain photoelectric effect, and millikan ' s experiment on light quantum and compton effect on x - ray scattering. and it emphasize on einstein ' s work in 1905

    摘要紹了光電效應的發現、光電效應理論解釋、密立根光電效應實驗,著重討論了愛因斯坦在1905年提出光量概念,從而確解釋光電效應的工作。
  13. The theory is that when a muon encounters a gas molecule, it can knock off an electron, leaving a positively charged ion in its wake

    實驗原理:當遇到氣體原時,將失去一個電,從而成為一個
  14. It indicates that a correct mass relation of a meson nonet ( especially for the non ideal - mixing meson nonet ) should incorporate the effect of the flavor - dependent quarkonia annihilation

    這表明,一個確反映九重態(特別是非理想混合的九重態)成員間質量關系的公式,應該包含夸克偶素間的湮滅跟味道有關這種修
  15. Abstract : positron spectroscopy is a new and sensitive microanalytical probe for characterization of polymer microstructures. we report recent advances in this area, including studies on the free volume properties, structural transition, miscibility of blending polymers, physical aging, doping of functional polymers, interfacial interaction of multiphase polymers, etc

    文摘:簡要紹了近年來譜學在聚合物微結構研究中的主要應用及進展.大量實驗事實表明,譜學是表徵高聚物微結構的極靈敏方法
  16. We obtain the mass spectra of heavy mesons by solving salpeter equation and the schrbdinger equation in a unified way, respectively. then, we discuss the effects of relativistic kinetic energy on heavy mesons

    ) dinger方程,給出了重的能譜,並討論了相對論動能修對重能譜的影響。
  17. Furthermore, we consider the vacuum color screening correction to cornell potential and find corrected potential gives a better fit to energy levels and mean - square - root ( m. s. r ) radii for heavy mesons, including j and t families

    在此基礎上,我們考慮真空色屏蔽效應對cornell勢的修,發現具有色屏蔽效應的勢對重( j和家族)的能譜給出了更為合理的解釋。
  18. The main methods to prepare polyphosphazene were first introduced, then the living cation polymerization at room temperature and the reaction halogenphosphazene and pentacoordinate silicon complexes developed in our laboratory were discussed

    在回顧聚磷腈的主要合成方法的基礎上,紹了出現的室溫活性聚合及本實驗室利用鹵化磷腈與五配位硅絡合物反應所取得的一些結果。
  19. Archaeologists and nuclear physicists are working together to measure the passage of muons, subatomic particles from deep space, through the 2, 000 - year - old pyramid of the sun to discover the mysteries of the pre - aztec teotihuacan civilisation

    目前,考古學家和核物理學家們在利用宇宙射線探測器的束在太陽金字塔底深處進行勘測,希望能解開這座金字塔的秘密以了解撲朔迷離的狄奧提瓦康古城。
  20. Based on the introduction of the systematic structure and working principle of pet, the thesis mainly described the realization of the partial function in the mechanical and electrical control system. furthermore, the thesis referred the design of a new circuit of fan - out of high frequency clock

    本文在發射斷層掃描儀系統結構及工作原理的基礎上,著重對該儀器機電控制系統的部分功能實現作了詳盡描述,並且紹了一種新型的高頻時鐘扇出電路的設計。
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