中子吸收能力 的英文怎麼說

中文拼音 [zhōngzixīshōunénglì]
中子吸收能力 英文
neutron absorption capacity
  • 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...
  • 吸 : 動詞1 （把液體、氣體等引入體內） inhale; breathe in; draw 2 （吸收） absorb; suck up 3 （吸引） a...
  • 收 : Ⅰ動詞1 （把攤開的或分散的事物聚集、合攏） put away; take in 2 （收取） collect 3 （收割） harvest...
  • 能 : 能名詞（姓氏） a surname
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  • 能力 : ability; capacity; capability
  1. We have calculated one - and two - photon absorption cross sections of the lowest excited states of a series of molecules combined with benzene, stilben, thiophene as center attached with amine, diphenylamine, diethylamine as electron - donor and nitryl as electron - acceptor ; the effects of molecular length, n center and electron - donor on two - photon absorption cross sections have been studied and all calculations have been carried out using the density functional theory at an ab initio level. it is found that the molecular length and the one - photon absorption intensity are quite strongly c orrelated factors, and that a corresponding correlation for the two - photon absorption is decreasing. it is also found that a most crucial role for the two - photon absorption is played by the n center

    我們分別以苯、二苯乙烯、噻吩為中心，氨基、二苯氨基和二乙氨基為電子給體，硝基為電子受體組合形成的分子為研究對象，在從頭計算的水平上用密度泛函理論計算了這些分子在低激發態下的單、雙光子吸收強度，重點研究了分子的長度、中心和給體的供電子能力對分子單、雙光子吸收的影響。研究結果表明，分子長度與單光子吸收強度之間有密切關系，而在雙光子吸收中這種關系較弱；中心在雙光子吸收中具有重要的作用；在中心和受體一定的情況下，增加給體的供電子能力，可提高雙光子吸收強度。
  2. The main study in this paper included as follows : the content and distribution of heavy metals in sediments and benthic organisms from the sewage stream in guangzhou city ; the acute toxicity and joint toxicity of mercury and selenium to swordtail fish ( xiphophorus helleri ) ; the damage of mercury to the indexes of antioxidant system in the gills and livers in swordtail ( including the measurement of the activities of total antioxidative capacity [ t ~ aoc ], superoxide dismutase [ sod ], glutathione peroxidase [ gsh - px ] and the concentration of malondiald - ehyde [ mda ] ) and the relief effects of selenium on it, as well as the physiological damage of mercury on the tissues, namely : the antagonistic effect of na + - k + ~ atpase activity on the tissues between selenite and mercury, and the ultrastructural damage under the exposure of mercury

    研究內容主要有：廣州市河涌沉積物及底棲生物體內重金屬含量及評價；汞和硒對劍尾魚的急性毒性和聯合毒性及安全濃度的評價；汞對劍尾魚鰓和肝臟中抗氧化系統的毒性，包括對總抗氧化能力、超氧化物歧化酶、谷胱甘肽過氧化物酶活力及丙二醛含量的測定及硒對其保護作用；汞對劍尾魚組織生理毒性即：汞對na ~ + - k ~ + atpase活力的影響及硒的保護作用和汞和對劍尾魚組織超微結構的損傷等。以高氯酸?硝酸消化法和火焰原子吸收分光光度法測定了廣州市河涌沉積物和底棲生物中重金屬含量。
  3. Zircaloy - 4 is generally used as fuel tubes in pressurized water reactors because of it " s low neutron absorption cross - section, excellent corrosion resistance, good strength and ductility

    由於鋯4合金具有低的中子吸收截面，良好的抗腐蝕能力、高強度以及延展性好的特點，被廣泛用於壓水堆作為核燃料棒的包殼材料。
  4. Hollow ferrites particles are the alternative to conventional solid ferrites particles, which have lower density, larger specific surface area and stability. moreover, it is expected electromagnetic wave can be reflected and absorbed again and again in the cavum of hollow particles which become its black hole. in addition, their electromagnetic parameters can be adjusted in a certain range by changing the thickness of the shell and the diameter of hollow microspheres, and the ability of absorbing microwave can be expected to improve

    空心結構的鐵氧體是對傳統實心鐵氧體的改造，不僅密度小，還具有特殊的電、磁功能，有可能使電磁波在其空腔中反復振蕩吸收，成為電磁波的「黑洞」 ，從而增加材料的吸波能力，同時可通過調節核殼粒子的內外徑來調控電磁參數。
  5. Cadmium has the ability to absorb neutrons, so it is used as a barrier to control nuclear fission

    鎘有吸收中子的能力，所以它被用作防止核裂變的屏障。
  6. Therefore, the wave is liable to be taken in by human body ensuing the emergence of resonance effect, which is able to activate cellular organization and promote metabolism. meanwhile, the magnetic therapy can effectively stimulate the circulation of the blood and cause the muscles and joints to relax through specific points. combining two unique functions together, the functional textile could take effect in evidence by improving human microcirculation efficiently, accelerate oxygen supply,

    Nb素加磁功能產品，其中nb素所輻射的能量波正發與人體細胞中水分子律動頻率相同，極易被吸收並產生「共振效應「 ，從而活化細胞組織，促進新陳代謝，而磁療能通過穴位達到舒筋活絡的作用，二者科學的相迭加，所以效果更明顯，可充分改善人體微循環，加速氧氣的供給，提高人體細胞的再生能力，對高血壓肢體麻木關節痛肩頸痛腰肌勞損腰背酸痛等有很好的療效。
  7. The alpha particles released from polonium - 210 have a very low penetrating power and can be stopped easily by the outer layer of skin or a sheet of paper. it is unlikely that the particles can affect human body through direct irradiation. however the ionization power of alpha particles is very high

    釙210釋放的阿爾法粒子穿透能力很弱，人類的皮膚或一張紙已能隔阻它，粒子經照射影響人體的機會很微，不過由於它的電離能力很強，如果人類吸入或進食含有釙210的物質，其釋放的阿爾法粒子就能直接破壞內臟細胞，即使所吸收的份量不多，也會損害身體健康，急性高劑量阿爾法輻射可以引致輻射中毒。
  8. Zirconium alloys are employed extensively in light water cooled reactors ( lwr ) as the cladding materials of fuel elements and other structural materials because of the low capture cross - section for thermal neutrons, good resistance to water - side corrosion at elevated temperature, adequate mechanical properties and high thermal conductivity

    由於鋯的熱中子吸收截面小，並具有優異的耐高溫水腐蝕性能、良好的綜合力學性能和理想的熱導率，因此，鋯合金被用作核電站水冷動力堆核燃料元件的包殼材料和堆芯的其它結構材料。
  9. Furthermore, we compared the mechanical properties between the modified nano - cac03 / pp and unmodified nano - cac03 / pp. we have investigated the composites by means of mechanical testing, dsc, xrd, ft - ir, tem, sem, etc. the relation between the structure and property of the composites has been discussed in this thesis. we studied the nano - particles by means of ls particles size analysis, we also studied the modified nano - cac03 by means of ft - ir

    論文中對caco _ 3粒子進行了粒度與比表面測試分析，對經鈦酸酯偶聯劑表面改性的納米caco _ 3粒子進行了紅外吸收光譜分析，對改性后的復合材料進行了力學性能測試、差熱掃描量熱分析、 x射線衍射譜、紅外吸收光譜、透射電鏡、掃描電鏡等分析，討論了樣品中結構和性能之間的關系。
  10. Positive study on internationalization competence of south - east coastal area of china positive study on internationalization competence of south - east coastal area of china covering shanghai, jiangshu, zhejiang, shandong, fujian and guangdong through factor analysis - - - one kind of statistic methods discloses that decisive factor on the internationalization competence of this area is interaction of the amount of import, the amount of export, balance of foreign trade and foreign direct investment, which shows that export - oriented development of the area is characteristic of quantity increase

    本文採用因子分析法對中國東南沿海區域（包括：上海、江蘇、山東、浙江、福建和廣東）的國際化競爭力（引進吸收和對外輸出擴張的能力）進行實證分析，揭示了這一區域國際化競爭力的最主要影響因素是：進、出口貿易總額，進、出口貿易差額和吸引外資等，表現為它們之間相關作用的綜合，表明我國東南沿海區域是以數量型增長為主的對外經貿模式。
  11. The stronger t he electron - donor is, the more significant the solvent effect is for molecules with a given center. the structure of this thesis is as follows

    在中心和受體一定的情況下，碩士學位論文中文摘要給體的供電子能力越強，溶劑對分子的雙光子吸收的影響越大。
  12. At the same time, the energy absorbed in the crack propagation phase decreases relatively that lead to overall energy absorption of the composites increases slightly, it is greater than 12. 89 %. by observing the appearance of the damage area, it can be found that the mode of damage is influenced by the interfacial shear strength. if the interfacial shear strength is low, fiber pull - out is the primary energy - absorbing mechanisms, whereas the dominant energy - absorbing mechanisms changes into fiber / matrix debonding and delamination when the interfacial shear strength is stronger

    界面剪切強度增加后，材料的沖擊極限載荷有所增加，在裂紋起始區吸收的引發能增加較多，其中增強纖維經等離子體處理6分鐘的試樣所吸收的引發能增加了18 . 57 % ;由於裂紋擴展階段所吸收的能量相對有所下降，材料總的能量吸收能力雖有所改善，但增加不多，其中界面剪切強度增加最多的試樣，吸收的總能量增加了12 . 89 % 。
  13. This thesis is to research and discuss it ? ? several important problem about the enterprise ' s management and development of chongqing iron & steel group electron co. ltd ( cgec ), adopt the changes of customer, competition and market chang, heighten the enterprise ' s market competition ability, based on the ideas ? ? centers on customers, thoroughly consider the management condition at present, and management environment, and the development trend in the future, apply the international advanced management ideas, and reformed traditional industry with information technology and modern management technology. then put forword a full strain of enterprise development strategy management, organization structure and behavior, building core - competence, constructing enterprise informatization, and advancing human resource management etc. with this development idea for management, it can reduce the cost of production efficiently in a short time, strengthen the quality management, improve the level of the enterprise ' s management, heighten the ability of the market response and competition, at the same time it supply some advices for other medium or small electron and information enterprises

    本論文正是對重鋼電子公司經營管理的幾個重要問題進行研究和分析，適應以「顧客、競爭、變化」為特徵的外部環境，本著「以客戶為中心」的思想，以全面提升企業市場應變能力和整體競爭能力為目的，在充分考慮企業管理現狀和經營環境以及企業的未來發展趨勢的基礎上，吸收國際領先的企業經營管理理念，用信息技術和現代管理技術改造傳統產業，為企業在發展戰略研究，組織結構的改革及業務流程重組（ bpr ） ，構建企業自主知識產權產品，打造核心競爭力，企業信息化建設，提升人力資源管理水平等方面提出全面的發展思路，以使企業在短期內有效降低產品成本、加強質量管理、提高企業管理水平，增強市場競爭能力，同時為其他中小電子信息企業提供一些有益的借鑒。
  14. Abstract : it is reported that in the presence of an appropriate amount of triethanol amine ( tea ) and dodecyltrimethyl - ammonium chloride ( dtac ), the sensitivity for the faas determination of molybdenum and the ability to eliminate interference are remarkably enhanced

    文摘:介紹了在火焰原子吸收光譜法中三乙醇胺及氯化十二烷基三甲基銨對鉬的增感作用及消除干擾的能力。
  15. For push - pull compounds, many researches have indicate that, organic conjugated molecule tpa cross section relate to not only molecule length, center property, substitutions strength but also substitutions " symmetry, molecule dimension and so on

    對于有中心鏈的推拉型分子，已有的研究結果表明：有機共軛分子雙光子吸收截面的大小與碩士學位論文中文摘要分子長度、 。中心環分的特性、官能團的供吸電子能力以及官能團對稱性、分子的維度等諸多因素有關。
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