核常數 的英文怎麼說

中文拼音 [héchángshǔ]
核常數 英文
nuclear constant
  • 核 : 核構詞成分。
  • 數 : 數副詞（屢次） frequently; repeatedly
  1. The internuclear distances and force constants of the elementary molecules as well as of the nitrides and halides, exhibit a similar behavior.

    單質分子和氮化物與鹵化物，其核間距與力常數都表現有相似的行為。
  2. The seven forms used to de - pict body in compu ter memory are analyzed and paralleled. the bo - rder expression is utilized as the primary data structure in th - is model system

    分析並對比了計算機內部形體表示的七種常用形式，採用了邊界表示作為該系統的核心表示形式，並選用了輻射邊結構作為核心數據結構。
  3. Having investigated composites of ep coating ultramicro iron using atpu as surface agent, results showed that with increasing amount of atpu, density, complex permittivity ( ) and complex permeability ( ) of composites decreased, and retentivity and coercivity increased

    用atpu作表面活性劑制備核殼結構復合粒子時，隨著復合時atpu用量的增加，復合粒子的密度、復介電常數（ ）和復磁導率（ ）逐漸減小，剩磁與矯頑力逐漸增大。
  4. The effective coupling constants including isoscalar and mesons and isovector and mesons in the rmf are extracted from the dbhf results in symmetric and asymmetric nuclear matter. two sets of effective interactions in the rmf approach are deduced by imposing a condition, where the dbhf scalar and. vector self - energy or scalar self - energy and binding energy per nucleon at each density and asymmetry parameter are reproduced, respectively

    為了使我們提取的有效相互作用能夠準確地再現出dbhf計算的核狀態方程以及密度依賴的不對稱能，我們採用第二種萬法提取有效介子核子耦合常數，即要求在對稱核物質中，每個密度處ilif計算出的標量自能及總結合能與dbhf給出的標量自能及總結合能一致，提取出。
  5. The results show that binding energies per nucleon at each density and various asymmetry parameters fulfill the empirical parabolic law and the asymmetry energy is density dependent. it is found that both scalar and vector potentials of neutron in the neutron rich nuclear matter become stronger although the isospin dependence is not stronger. we compare our results with those in a simple method, where the dbhf nucleon self - energies are extracted from the momentum dependence of the single - particle energy

    首先我們要求在每一個密度及各種不對稱系數的核物質中，相對論平均場（ rmf ）計算出的核子標量與矢量自能與dbhf計算出的標量與矢量自能一致，從而得到在rmf下的密度依賴的有效介子核子耦合常數，包括同位旋標量介子。
  6. My work involves various routine bookkeeping and basic accounting tasks including journal entries, verifying data and reconciling discrepancies, preparing detailed reports from raw data, and checking accounting documents for completeness, mathematical accuracy and consistency

    我的工作包括日常記帳以及基本的帳目清算任務，例如日記帳分錄、核對數據、理順差錯、為原始數據準備詳細的報告以及檢查帳目文檔的完整性、準確性和一致性。
  7. A : my work involves various routine bookkeeping and basic accounting tasks including journal entries, verifying data and reconciling discrepancies, preparing detailed reports from raw data, and checking accounting documents for completeness, mathematical accuracy and consistency

    我的工作包括日常記帳以及基本的帳目清算任務，例如日記帳分錄、核對數據、理順差錯、為原始數據準備詳細的報告以及檢查帳目文檔的完整性、準確性和一致性。
  8. On - site measurements of parameters such as temperature, ph, turbidity and dissolved oxygen are made using the multiparameter water quality measuring probe, and recorded in the data logger. the readings obtained are then compared against the normal ranges from that station, and any unusual readings result in a second set of measurements being made to check the validity of the initial reading

    另外，工作人員利用多參數水質計量儀實地量度多項水質參數，包括水溫酸鹼度混濁度及溶解氧，將測量結果記錄在數據記錄器內，再與該監測站的正常參數范圍比較，核實數據的真實性。
  9. Meanwhile we find that decay constant fn and the tt mass mv monotonously decrease as nuclear matter density increases

    我們同時發現介子的衰變常數f _和質量m _隨著核物質密度_ n的增加而單調遞減。
  10. Using the effective action we got in a nuclear matter, we calculate the decay constant / ? and tt mass m - jf as functions of the chemical potential

    利用我們得到的核物質中的有效作用量，我們計算了介子的衰變常數和質量，他們都是化學勢的函數。
  11. On condition that the volume of particle is equal, the effective permittivity of penny shape particle is the biggest, that of the needle shape is second, and the spherical shape is the last. when the thicker of shell is constant and the radius of core is bigger, the effective permittivity is less. the effective permittivity will change acutely when the thicker of shell is close to the radius of core ; with the radius of core increasing, the effective permittivity of core - shell type particle will approach that of no shell type particle

    在相同的形狀下（如便士形和針形） ，粒子的大小對于等效介電常數沒有影響；對于核殼形夾雜顆粒復合材料，當殼的厚度一定時，隨著核的半徑的增大，復合材料的等效介電常數越來越小；當殼的厚度和核的半徑較接近的時候，復合材料的等效介電常數將會發生急劇的變化；隨著核的半徑的不斷增大，核殼型顆粒夾雜復合材料的等效介電常數將逐漸的趨近於沒有殼的夾雜顆粒復合材料的等效介電常數。
  12. A significant difference on the scalar self - energy and effective mass of neutrons in asymmetric nuclear matter, especially in neutron matter, is observed. the difference would result in an unreasonable sigh of the extracted effective couplings for isovector mesons

    利用這樣的耦合常數在rmf近似下計算的核物質的結合能與dbhf結果會有偏離，因而得到的核狀態方程也會有偏離，如在飽和點處結合能有小於2的偏差。
  13. Another example is about lu qikeng conjecture : in order to give a counterexample to the lu qikeng conjecture, an explicit formula for the bergman kernel function is used in ref. [ bo ]

    在給陸啟鏗猜想以反例時，也經常要用到bergman核函數的顯表達式[ bo ] 。
  14. Very recently, schiller and muether at tubingen university suggested a new decomposition approach of the dbhf g matrix, and used to calculate the nucleon self - energy. they, sepa rate the g matrix into a bare nucleon - nucleon interaction v and correction term a g. the projection method is only applied to the correlation term a g, which is parameterized by four pseudo - mesons. then the nucleon self - energy in the dbhf can be calculated with the g matrix in the relativistic hartree - fock approximation

    裸相互作用部分，即單玻色子交換勢v對核子dirac自能結構的貢獻可以通過相對論hartree - fock方法得到，只把關聯部分用投影方法處理，並參數化為四種具有無窮大質量贗介子的交換，耦合常數與質量的比值是常數，從而關聯部分g對核子自能的貢獻也可以通過相對論hartree - fock方法求得。
  15. The nucleon dbhf self - energy in the nuclear medium, therefore, can be calculated with the g matrix in the relativistic hartree - fock approximation. with the calculated nucleon self - energy in the dbhf, we extract nucleon effective interactions hi the framework of the relativistic mean field theory ( rmf ), which contains the effect of the nucleon - nucleon short - range correlation and information of the isospin structure. applying the effective interaction, which is composed of density dependent meson - nucleon coupling constants, we study the properties of finite nuclei and come to some useful conclusions

    本文應用相對論dirac - brueckner - hartree - fock （ dbhf ）方法，利用新的g矩陣分解方式g = v + g ，用g矩陣在相對論hartree - fock近似下，即等效的dbhf方法，系統地討論了對稱、不對稱核物質及中子物質的性質，利用對稱及不對稱核物質中自能的dirac結構，我們提取出含有核子-核子短程關聯效應和同位旋結構信息的有效相互作用介子耦合常數，並對有限核的性質做了詳細的討論，得到不少有意義的結果。
  16. These energy levels are determined by how tightly the atomic nucleus holds the electrons, which depends on the strength of the electromagnetic force between them ? and therefore on the fine - structure constant

    能階是由原子核拉住電子的松緊程度所決定，而這又取決于能階之間的電磁力強度，因此便和精細結構常數關系密切。
  17. Review testing results of finished products, such as data and trend diagram of microbial examination, chemical testing and abnormal data analysis

    成品檢測結果審核包括化學、微生物檢驗結果數據及趨勢圖、異常數據分析。
  18. In this paper, we have done research on the effective permittivity of ellipsoid inclusions and spherical core - shell type inclusions, using the method of micromechanics theory ; sequentially optimized design of absorbing coating

    本文利用微觀力學理論方法，對橢球形顆粒夾雜復合材料和球形核殼型顆粒夾雜復合材料的等效介電常數的預測進行了研究，並對吸波塗層進行了優化設計。
  19. Using the method of micromechanics theory and the finite element method, the problem of electromagnetic field of spherical core - shell type particle is studied and effective permittivity forecasting formula of this particle is induced ; the forecasting results is confirmed by the finite element method ; the effect of material parameter and geometry parameter on the effective permittivity is studied

    利用微觀力學方法和有限元方法，對核殼型球形顆粒夾雜的復合材料的電磁場問題進行了研究，得出了核殼型球形顆粒夾雜的復合材料的等效介電常數的預測公式，並用有限元方法進行了驗證：研究了材料參數和幾何參數對等效介電常數的影響。
  20. This study introduces the energy consistent method ( ecm ), the ecm potential function, and the new formulae of vibrational force constants which are proposed by weiguo sun and hao feng [ 45, 46 ] recently. the ecm is applied to study the diatomic potential functions for some electronic ground states and excited states of gif, ch, bh, xeo, laf, 7lid, na7li, narb and krb molecules. the ecm potentials are compared with the experimental based rkr ( rydberg - klein - rees ) potentials, ipa ( inverted - perturbation - approach ) potentials, analytical morse potentials, and hms ( huxley - murrell - sorbie ) potentials

    本文詳細地介紹了孫衛國和馮灝運用二階微擾理論所導出的高階振動力常數的求解公式、能量自洽法（ energyconsistentmethod - ecm ） 、 ecm勢能函數的定義以及用能量自洽法計算穩定雙原子分子體系勢能函數的具體步驟，並將ecm方法推廣應用於cif 、 ch 、 bh 、 xeo 、 laf 、 ~ 7lid 、 na ~ 7li 、 narb和krb等九種異核雙原子分子的十二個電子基態和激發態的勢能函數。
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