核反應能量 的英文怎麼說
中文拼音 [héfǎnyīngnéngliáng]
核反應能量
英文
q-value- 核 : 核構詞成分。
- 反 : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
- 應 : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
- 能 : 能名詞(姓氏) a surname
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 能量 : 1 [物理學] energy; amount of energy 2 (能力) capabilities; capacity; 能量不滅 conservation of e...
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The thermonuclear reactions of the sun energize the human body.
太陽的熱核反應給人類以能量。A nuclear reactor generates prodigious amounts of heat.
一座核反應堆能發出巨大的熱量。There are two types of nuclear reactions in which large amounts of energy may be liberated.
有兩種類型的核反應,可以從中釋放大量的能量。The irradiation experimental results show that the resolution of thin detector e1 is higher than that of other thick detectors for ex - particles and protons detection. energy calibration for a - particles was completed with multiplication factor 1 / 3. energy calibrations of a - particles in detector e1 and e1, are 0. 107 mev and 0. 123 mev per channel, respectively
質子能量刻度採用1檔,每道能量h約在0 . 0167mev道,但是在e _ 1探測器中的能量刻度隨著能量的增加略有所下降,這是由於高能質子伴隨有較多的核反應道對粒子探測產生了干擾,從而增加了在e _ 1探測器中的能量沉積道數,使得每道能量略有所下降,另一個因素可能是探測器厚度的不均勻性的影響,但這並不影響對粒子的鑒別。Through the approach of investigative questionnaire and ability examination, considering both teachers " teaching practice in senior high school and students " need in analyzing and resolving problem, taking the method of fixing the quality and quantity, we make a demonstration research. at last, we draw a conclusion that the 19 manifestations of chemistry ability can be reduced to three levels : the basal level, called repeating thinking, includes distinguishing and judging the chemical fact and relations of quantity in chemical reaction, comparing and summarizing the chemistry fundamental knowledge ; innovative thinking level includes illogical thinking and logical thinking. illogical thinking mainly contains intuition, association and space imagination of micro - particle
通過調查問卷、能力測試等途徑,結合教師在中學化學的教學實踐和學生在分析、解決問題的實際需要,採用定性與定量結合的方法,進行實證研究,得出結論:化學學科能力的19種表現形式歸納為3個層次:最基礎的再造性思維能力層次包括對化學事實和化學反應中量的關系的識別和判斷、對化學基礎知識的比較概括;以培養創新能力為核心的創造性思維層次包括化學直覺思維、聯想、對微觀粒子的空間想象為主的非邏輯思維和靈活運用已學的化學知識通過分析、綜合地解決問題為主的邏輯思維;化學實驗能力層次是化學學科能力的最高層次,它以思維能力為基礎,集中體現了化學教學的基本特徵,實驗能力層次包括:選用實驗方法和設計實驗方案,對實驗的評價,研究和處理實驗事實、資料、數據,發現規律,表達實驗及其結果,最終解決問題的能力和發散思維。Using carbon - dating techniques, archaeologists can determine the age of many ancient objects by measurement the amount of radioactive carbon they contain
參考譯文:在太陽深處的內核中,氦和氫經過一系列高熱原子核反應熔合作用產生了太陽的能量。Furthermore, the energy that powers the continuing evolution of the universe apparently can all be traced to nuclear reaction and transformation.
而且,賦予宇宙不斷演化的動力的能量明顯地可追逆到核反應和核蛻變。In modern laboratories like cern or fermilab in illinois, physicists accelerate antiprotons or positrons produced by nuclear reactions to the speed of light and collide them with conventional particles to produce tiny starbursts of primordial energy, recreating forms of matter and energy unseen since the big bang
像cern現代實驗室或伊利諾斯州費米實驗室,物理學家加速核反應產生的反質子或正電子到光速,而且把它們同常態粒子碰撞產生自大爆炸以後從未見過的物質和能量再生形態的原始能量極小星光閃耀。The calculated results are compared with those given by - literatures, good agreements are achieved. in the calculation of radiation shielding and single event upset ( seu ), several mono - energy proton beams have been considered. the energy depositions in materiel by protons are calculated and compared for two cases with or without taking proton nuclear reactions into account
對于不同能量的單能質子束,計算比較了核反應對能量沉積的影響,計算結果表明,在低能質子入射情況下(能量在幾十mev ) ,可以不考慮核反應對質子能量沉積的影響,而在入射質子能量達到幾百mev時,核反應對質子能量沉積的影響不可忽視。Due to the repulsive coulomb field, the effective impact parameter increases, and therefore the calculated reaction cross section decreases
庫侖場的排斥效應使得核?核反應有效的碰撞參數增大,使計算的反應截面減小,同時這種修正的效應隨能量增大而減小。All cross sections of neutron induced reaction, elastic scattering angular distribution, neutron energy spectrum and double differential cross sections were calculated by using optical model and the semi - classical model of multi - step nuclear reaction processes based on the hauser - feshbach and exciton model in the energy region up to 20mev
應用光學模型和以復合核平衡態理論( hauser ? feshbach理論)及激子模型為基礎的核反應多步過程的半經典理論,計算了當中子入射能量低於20mev時n + ~ ( 112120 ) sn反應的所有中子入射截面、彈性散射角分佈、出射中子能譜以及出射中子雙微分截面。This paper deals with the monte carlo simulation of high - energy protons transport in silicon, in which the intra - nuclear cascade model is used to deal with proton nuclear reaction process. and the results of radiation effects of proton in silicon and p - seu ( proton induced single event upset ) cross section of some electronic devices are presented
本文用蒙特卡羅方法對高能質子(最高能量在500mev以上)在硅材料中的輸運過程進行了模擬,作了用核內級聯模型計算質子核反應的嘗試,計算了質子對硅材料的輻射效應及其對硅器件的單粒子效應。The three - body breakup process was elaborated in detail in this paper. because of light mass, the recoil effect must be taken into account exactly to maintain the energy balance
< wp = 2 >由於輕核質量較輕,反沖核效應很明顯,為了保持核反應過程中能量守恆,反沖核效應被嚴格考慮。The calculated results indicate the theoretical results are in good agreement with existed experimental data, and it is successful to predict nuclear reaction by using optical model and the semi - classical model of multi - step nuclear reaction processes in theory. en key words : optical model ; hauser - feshbach theory ; exciton model ; equilibrium processes ; pre - equilibrium processes
為了保證整個反應過程的能量守恆,我們嚴格考慮了反沖核效應的影響。計算結果表明,理論值與實驗值符合的很好,可以認為運用光學模型及核反應多步過程的半經典模型從理論上預言核反應是很成功的。The isospin effect and k production in intermediate and high energy heavy ion collisions ( hics ) are hot topics in the nuclear physics. based on the isospin - dependent quantum molecular dyanmics ( iqmd ) model and self - consistent relativistic boltzmann - uehling - uhlenbeck ( rbuu ) model, we have studied them and obtained some interesting results. as for the study of isospin in intermediate energy hics, we ' ve investigated how both stength ( q ) and density dependence of symmetry potential ( sp ) affect many measurable observables, such as the yield, phase - space, and isospin distributions of fragments, as well as the correlations between intermediate - mass - fragment ( imf ) multiplicity n and charged - particle multiplicity n, light - charged - particle ( lcp ) multiplicity n, and neutron multiplicity n,
在中能重離子碰撞的同位旋研究方面,分別研究了對稱勢的強度( c _ s )和其密度依賴形式對中能重離子核反應各類碎片產物產額、相空間、及其同位旋的分佈,中等質量碎片多重數( n _ ( imf ) )與帶電粒子多重數( n _ c ) 、輕帶電粒子多重數( n _ k ) 、中子多重數( n _ n )的關聯等多種實驗觀測量的影響,以獲取對稱勢中該兩方面的信息,尤其著重於研究如何分別獲取有關該兩方面的信息的途徑。Iron burning cannot happen since it takes energy to do so. therefore, as more and more iron is formed in the core, the pressure there decreases rapidly
由於繼續燃燒鐵的核反應反而需要能量,所以恆星核心產生能量的能力便會戛然而止,核心的壓力驟降。Matter will be transferred from the red giant to the white dwarf when the gravity of the red giant at its surface is weaker than that of the white dwarf. when sufficient matter is accreted onto the surface of the white dwarf, nuclear reactions will start and sustain for a short period on the white dwarf surface. enormous energy is produced
當紅巨星的表面引力比白矮星弱時,部分物質會盤旋流進白矮星內,當足夠的物質積聚在白矮星表面,便會燃點起熱核反應,產生出巨大的能量,這種爆發會維持下去,直至所有氫氣耗盡。On the other hand, quite a number of practical systems with numerous dimensions may have some fast variables taking on singular impulse characteristic, such as electric power system, control system of rolling mill assembly, biochemical process, nuclear reactor, control system of airplane and rocket, and chemical diffused reaction, etc. so, it is important to study the problem of robust control of singular system i n the domain of control theory
一般這些不確定性並非不可度量的,通常能給出這些不確定性大小的某種約束,魯棒控制理論正是處理系統模型具有不確定性的有效方法。另一方面,在大多數維數很大的實際系統中,都有呈現奇異攝動特性的快變變量,如電力系統,冷軋機的工業控制系統,生物化學過程,核反應堆,飛機和火箭系統,以及化學擴散反應等。The improved pick - up mechanism is still employed to calculate composite particle emission in this model
在這一模型中,整個核反應粒子發射過程中嚴格遵守了角動量,宇稱守恆和能量守恆。Because of its great mass, both the core temperature and density are higher than that of a solar mass star. the nuclear reaction rate is also higher and it produces more energy per second. the star is of spectral type o, b or a
由於質量更大,恆星核心的密度及溫度亦必然比小質量恆星高,所以熱核反應會以更快速度進行,產生出更多的熱能,恆星會更加光亮,這些恆星通常為o b或a型恆星。分享友人