元素的核合成 的英文怎麼說

中文拼音 [yuánsùdehégěchéng]
元素的核合成 英文
nucleosynthesis
  • 素 : Ⅰ形容詞1 （本色; 白色） white 2 （顏色單純） plain; simple; quiet 3 （本來的; 原有的） native Ⅱ名...
  • 的 : 4次方是 The fourth power of 2 is direction
  • 核 : 核構詞成分。
  • 合 : 合量詞（容量單位） ge, a unit of dry measure for grain （=1 decilitre）
  • 成 : Ⅰ動詞1 （完成; 成功） accomplish; succeed 2 （成為; 變為） become; turn into 3 （成全） help comp...
  1. Abstract : after its birth, euro will challenge the heart status of euro - dollar, make the transation in emm more active, promote the union of internation financial markets in europe, stimulate the development of amm, mean while it will also aggravate the competition in emm. whether euro can operate successfully, as people have expected, is restricted by many factiors, such as the coherence and integration of monetary and financial policy, the good situation of economy in euro area, people " s confidence in euro and so on

    文摘:歐元誕生后，會挑戰歐洲美元的核心地位，會活躍歐洲貨幣市場的交易，促進歐洲地區國際金融市場的聯合，刺激亞洲貨幣市場的發展，同時也會加劇歐洲貨幣市場的競爭.歐元是否真能如人們所預期的那樣成功，還要受許多因素的制約，如歐元區貨幣政策、財政政策的連續性、統一性，歐元區經濟狀況良好，人們對歐元的信心等因素
  2. Typical examples include common elements such as oxygen, helium and the relative new carbon - 60 ; the anaesthetic gases such as nitrous oxide lathing gas and ether, urea - the first man - made organic compound, consumer products such as adhesives and the sugar substituted aspartame ; dna the coil of life ; and the fiascos in the proclaimed discoveries of cold fusion and memory effect of water

    主要內容包括：氧、氦、笑氣、乙醚、碳60等元素及化合物的發現， 11 .第一個有機化合物的合成，各類日用黏貼膠的制備，代糖aspartame的發現， dna雙螺旋結構模型的釐定以及冷核聚變和水分子記憶功能兩項發現的鬧劇。
  3. Abstract : several - aromaticamino ketones, which were designed according to some hypothetical models of the cyclooxygenase and 5 - lipoxygenase active sites, were synthesized by an amino exchange reaction. the structures of the eight new compounds were confirmed by ir, 1h - nmr and elemental analysis. the results of the pharmacological tests showed some of the investigated compounds had significant anti - inflammatory activity on croton oil - induced ear edema of mice

    文摘:根據環氧化酶、 5 -脂氧化酶活性中心結構模型設計了一組-芳胺酮類化合物，並用胺交換反應合成了這些化合物.經紅外光譜、核磁共振氫譜及元素分析證實了8個未見文獻報道的化合物的結構.藥理實驗結果顯示.部分受試化合物在巴豆油誘發小鼠足趾腫脹模型中表現出一定的抗炎活性
  4. The molecular structure of ethyl cellulose was characterized and confirmed by elementary analysis, ft - ir and 1h nmr, and the compound obtained was final objective product

    通過元素分析、紅外光譜和核磁共振氫譜對產物的分子結構進行表徵，確定所合成的化合物即為目標產物。
  5. In general, ba stars belong to binary system, and their heavy - element overabundances are due to the accreting material from the companions ( the former tp - agb stars and the present white dwarfs ). carrying out a series of monte - carlo simulations, the changes of orbital elements of binaries are recalculated for wind accretion scenario of the total angular momentum conservation

    研究表明，鋇星應該屬于雙星系統，其重元素超豐來自雙星吸積，它的伴星已經經歷了s -過程核合成，而且由在以前發生的同其伴星（以前是agb星，現已演化為白矮星）的質量傳輸過程中，從伴星那裡獲得了富含重元素的物質，這樣造成了鋇星的重元素超豐。
  6. The main information is followed. 1. a new kind of amino - carboxyl - chelating - agent ( acca ), 1, 2 - bis ( 4 - amino phenoxy ) ethane - n, n - n ', n ' - tetraacetic acid ( 4 - bapta ) was synthesized and characterized by fourier transform infrared spectroscopy, 1h - nuclear magnetic resonance and elements analysis, and its property was also studied

    設計併合成了一種新型的氨羧配位劑? ? 4 - bapta ，利用紅外、核茲共振、元素分析等手段對它的結構進行了表徵，並對它的性質進行了研究。
  7. Moreover, we compute the change against neutron irradiation of heavy element abundance in typical branching point 85kr of s - process and result is good agreement with the former too

    重元素的核合成中最重要的因素之一是中子源問題，穩定的中子源是重元素的核合成必要保證。
  8. Meso - tetra ( 4 - acyloxyphenyl ) pophyrin was prepared by usual procedure from acyl chloride and meso - tetra ( 4 - hydroxyphenyl ) porphyrin in benzene and obtained in 86. 4 % yield. treatment of the free base with zinc chloride in dimethyl formamide ( dmf ) - dichloromethane ( ch2cl2 ) yielded corresponding zinc porphyrin complex. the spectral data ( uv - visjr / h - nmr ) and elemental analysis are in agreement with the assigned structures

    在合成工作基礎上，採用紫外可見光譜（ uv - vis ） 、紅外光聲光譜（ ftir - pas ） 、核磁共振氫譜（ ~ 1hnmr ） 、元素分析、摩爾電導等手段研究了卟啉及金屬卟啉材料的組成及結構。
  9. The average abundance distributions of heavy elements in metal - poor stars can provide fairly direct and detailed information on the nucleosynthesis in every stage after the formation of galaxies. furthermore, it can put more accurate constraints on the chemical evolution of neutron - capture elements. the solution to this problem will have important effect on the solution to a series of problems about nuclear astrophysics and the galactic evolution

    貧金屬星的中子俘獲元素豐度分佈能提供星系形成后各個階段核合成的較為直接和詳細的信息，並為星系化學演化的研究提供更為準確的約束，這一問題的解決將對核天體物理及星系化學演化的一系列問題的解決產生重要影響。
  10. Synthesis and characterization of rare earth tb3 - trimesic acid fluorescence complexes

    過程核合成的場所和重元素豐度的離散
  11. It is very significant for ba stars to heavy - element nucleosfynthesis and galactic chemical evolution

    鋇星對于重元素核合成及星系化學演化的研究都有非常重要的意義。
  12. Nuclear astrophysics involves study of the synthesis of elements and the evolution of cosmic sites where such syntheses occur

    核天體物理學的中心內容是元素核合成及其天體演化的研究。
  13. In this dissertation, the theory of radiative capture reaction and the s - process of nucleosynthesis of heavy element of astrophysics have been investigated

    本文研究了輻射俘獲反應理論和天體重元素核合成的s ?過程。
  14. This is composed of a mixture of deuterium ( a rare isotope of hydrogen ) and lithium ( a light metal )

    核彈的主體部位由一種氘與鋰的混合物組成，氘是一種稀有的氫元素的同位素，而鋰則是一種輕金屬。
  15. This letter aiming at this respect, hints for neutron capture element are derived : 1. based on the adopted galactic evolution scenario, together with the three - zone multi - phase model, observational features of the solar vicinty region can be well reproduced. among those are particuly g - dwarf problem. the g - dwarf problem in halo and thin - disk can be solved

    本文正是從這方面著手，對中子俘獲元素進行了研究，得到如（ 1 ） r過程元素核合成產量隨著超新星前身星的質量的增加而單調增加， r -過程核合成場所是sn ，質量范圍是18m _ m 50m _ ，這與mathews 、 tsujimoto和travaglio等人的結果完全不同。
  16. Simultaneously, enhancement of the cross section must has had been played an important role in astrophysical nuclear process. we investigate the s - process of nucleosynthesis of heavy element of astrophysics and give a group of analytic solutions for the s - process. to check up the analytic solutions, we calculate the n distributing of the heavy element of s - process in solar system and the result is good agreement with astronomic measurement

    我們研究了天體重元素核合成的s ?過程，給出了s ?過程網路方程的一個解析解，作為對本文解析解的檢驗，我們計算了太陽系的s ?過程重元素豐度的n分佈，計算結果與天文觀測符合的較好；另外，我們還計算了s ?過程的典型分叉點~ （ 85 ） kr處各個核素的豐度變化，與已有的結果符合的較好。
  17. Then constructing six theory frames that form the element that the landscape model is major from the solid and void schema category, study the nameless attribute that the research landscape " inherent " moves and go out the organization law of the model plane. finally, bring into the landscape model theory to the south of crthe. takes the landscape model analysis as the principle, setting out from respectively the solid and void landscape model relation, i have comprehensively gone deep into the potential characteristic of the particularity of crthe

    首先，交待了江南城鎮特色研究的成就與不足，在初步建構的景觀模式理論模型基礎上，引人模式理論作為研究的切入點；然後，從外部事件與內部事件的模式范疇中構建了景觀模式主要的四個構成元素的理論框架，研究景觀環境「內在運行」的無名特質，深入到其核心部分，找出其模式層面的組織規律；最後，將景觀模式理論納入到江南城鎮歷史環境的研究中，從內部事件的景觀模式出發，結合江南實例，深入綜合的探討了獨具特色的江南歷史環境的特殊性產生的潛在機制。
  18. The study on the core - shell particles shows, one extrenity of silane coupling agents at the surface of the composite particles after adding aps are connected with the fe particles. and the other extrenity outside can polymerize with the active silica. the slick and compact surface of the composite particles shows the obvious core - shell structure. the surface of the composite particles are composed of the combined apex of the element si, o, c, h. the element o is superfluous to the element si

    對納米復合鐵粒子研究表明，在aps改性的鐵納米粒子表面硅烷偶聯劑氨基一端連接鐵粒子，另一端對鐵粒子外面，能與活性硅聚合。鐵納米復合粒子顆粒表面光滑緻密。核殼復合粒子表面主要由si ， o組成，伴隨著微量的c ， h元素的峰，核殼復合粒子表面氧對硅有富餘。
  19. All kinds of related information needed for caid of machine tools have been widely collected, carefully analyzed and sorted, that can be used as valuable id information core for developing wbirs. furthermore framework of system has also been achieved by further extraction of the above information

    結合新的發展形勢，廣泛收集、分析整理、甚至創建相關數據，抽象、歸納出具有基礎支持作用的現代工業設計輔助信息元素，用以構成產品工業設計信息資源的專業核心。
  20. The dissertatation consists of two sections. the first one mainly intrduce the chemical evolution model and observational constrain, and the second mainly intrduce the ncleosyhthesis of r - process and the chemical evolution of ba peak elements the formation and evolution of the galaxy has long been a basic and important branch and one of the most active frontiers in the fields of astrophysics

    本文分二部分，第一部分重點介紹星系的化學演化模型和觀測約束，第二部分重點介紹r - process核合成和ba峰元素r - process的星系化學演化。
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