理論化學 的英文怎麼說
中文拼音 [lǐlúnhuàxué]
理論化學
英文
theoretical chemistry-
Afterburner systems, designed to operate up to a stoichiometric overall mixture strength, are always fairly close to combustion instability or screech.
要使加力燃燒系統在理論化學組成量的總混合濃度下還在一直工作，這樣的設計通常都很接近於不穩定燃燒或振蕩燃燒。So the effect of eutrophication of dianchi lake of sediment ca n ' t be ignored. based on the research of modern sediemnt of dianchi lake, the thesis is concerned about some physical and chemical characteristics ( including magnetic susceptibility, ammoniac nitrogen and effective phosphprus etc. ) and thermodynamics analysis of spontaneous mineral of iron
本論文主要以滇池現代沉積物為研究對象，對滇池現代沉積物的主要物理和化學性質（包括氨氮、有效磷、磁化率等） ，進行基礎性地分析研究並對滇池現代沉積物鐵的自生礦物進行了熱力學分析。The copper, iron, nickel and silver deposits might be assigned to four metallogenic series : i. the metallogenic subseries of copper, molybdenum, gold, silver deposit related to late devonian - early carboniferous basic - intermediate - acid hypabyssal intrusive - eruptive rocks ; ii. the metallogenic subseriesof iron, copper, zinc deposits related to early carboniferous basic - intermediate - acid volcanic - intrusive rocks ; iii. the metallogenic subseries of copper, silver, iron deposits related to middle - late carboniferous basic - intermediate - acid volcanic - intrusive rocks ; iv. the metallogenic subseries of copper, nickel and platinum group deposits related to late carboniferous - early permian basic - ultrabasic rocks ; 3, division of regional major metallogenic belts on the basis of the previous work conducted and by following the principles, grounds and methods of the division of metallogenic belts, areas and fields, . in light of this, metallogenic belts of grade iv were divided
1 、按照成礦系列理論的學術指導思想，將研究區華里西期銅礦床成礦系列劃分為四個成礦系列亞系列： 、晚泥盆?早石炭世延東?土屋?三岔口與中酸性巖漿侵入活動有關的cu 、 mo 、 au礦床成礦亞系列、早石炭世與巖漿作用有關的鐵、銅、金、銀礦床成礦亞系列、中石炭世與巖漿作用有關的cu 、 fe 、 ag 、 au礦床成礦亞系列、晚石炭世-早二疊世與幔源基性?超基性巖有關的銅、鎳、鉑族礦床成礦亞系列並從地層、巖漿巖、控礦構造、地球化學、成礦特徵等方面對各成礦亞系列進行了詳細論述。To explain this, biologists have theorised that these females are mating with males who are genetically superior to their regular mates, thus getting the benefit of parental assistance from a cuckold and good genes from a lothario
為了解釋這種現象，生物學家們理論化地講道，這些雌性與其它一些雄性進行交配是因為它們比自己的正常配偶更具有優秀的遺傳能力，這樣雌性土撥鼠不僅能夠得到雄性土撥鼠對幼畜的照料，同時又能得到洛斯里奧的優良基因。Element analysis apparatus and xps were taken to analyse the chemical components of the acquired products, the chemical elements of the systems were almost in according to which theoretical structural formula
利用元素分析儀和xps對合成產物的化學成分進行了分析，各體系的化學元素基本與理論化學式相符。Based on an investigation in a few higher learning institutes in hubei province and some exchanges of ideas with the colleagues of the shanghai educational committee and several shanghai colleges and universities, this article has summed up the following problems coming up as china embarks on the road of the popularization of higher education. first, mechanical application of trow ' s theory ; second, blind pursuit of popularization disregarding the actual conditions ; third, universal opening regardless of the level and type of the school ; fourth, undue emphasis on the quantity of student enrollment ; fifth, isolated initiatives by individual schools
本文通過對湖北省內的幾所高校進行直接或間接的了解，並利用工作機會到上海市，與上海市教育工委和幾所兄弟高校進行交流，認為高等教育大眾化過程中中國大學辦學存在著以下幾個方面的問題：套用高等教育大眾化理論，大學追求大眾化；不依據實際條件，大學盲目追求大眾化；不分層次，不分類別，所所大學開放化；片面追求量的大眾化；孤立的追求大眾化。( 2 ) the main problems of course books from students and teachers are : first, the contents are dated, ca n ' t keeping up with the development of information technology " ; second, book contents are too academic, unvalued for use ; third, it ' s tough to use what they learn. ( 3 ) i present some innovational suggestions about computer professional course for evening school education
（ 2 ）學員和教員對計算機專業教材的主要意見在三個方面:一， 「內容較陳舊，跟不上時代的發展」 ;二， 「內容太理論化，學完后實際價值不大」 ;三， 「內容與我工作崗位實際需要脫節」等。A common problem in theoretical chemistry, condensed matter physics and materials science is the calculation of the time evolution of an atomic scale system where, for example, chemical reactions and / or diffusion occur
一個在理論化學方面的很普通的問題，涉及到凝聚體物理學、材料科學，例如：化學反應和擴散發生的時間。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。The content of this paper contains : chapter one introduces the basic concepts, developing course, research significance, application foreground and the present research state of other countries in the world. chapter two introduces the structure characteristic and the performances and applications in the areas such as mechanics, physics and chemistry, then analyzes the present state, existing problem and developing trend of nanotubes research. chapter three introduced several synthesis methods and purification methods of nanotubes and nanofibers detailedly. chapter four concentrates on the research of two foreign research groups who use carbon - hydrogen gases flames to produce carbon nanotubes
論文的主要結構如下：第一章介紹了納米材料科學的基本概念、發展歷程、研究意義、應用前景及世界各國的研究現狀。第二章闡述了碳納米管的結構特徵以及力學、物理和化學等各方面性能和應用，並且分析了碳納米管這種新型碳材料研究目前現狀、存在問題及發展趨勢。第三章詳細介紹了碳納米管和碳納米纖維的幾種傳統制備方法及純化方法。This paper mainly aims at the strategic demands for large - aperture lightweight mirror proposed by high - tech development. its main research contents are : select material blank for lightweight mirror according to physical and chemical properties of optical glass ; analyze and calculate the deformation quantity of the mirror with finite element method ; design and optimize mirror body structure of 400 lightweight plane mirror and 450 lightweight spherical mirror, analyze glass cutting principle, design specisl - use grinding wheel structure, select reasonable technological parameters to implement the processing of weight reduction holes on 400 plane mirror ; analyze etching mechanism of hydrofluoric acid, look for the technological parameters such as the optimal acid concentration and etching time etc. ; eliminate the stress of weight reduction holes and micro - cracks on 400 lightweight plane mirror ; discuss the processing principle and
本論文的研究主要是瞄準國家高技術對大口徑輕型鏡的戰略需求而開展的。主要研究內容是：根據光學玻璃的物理與化學性能，選擇輕型鏡坯材料；用有限元法對鏡子的變形進行分析、計算，找出變形規律，優化設計400mm輕型平面鏡、 450mm輕型球面鏡鏡體結構；分析玻璃切削原理，設計專用磨輪結構，選擇合理工藝技術參數，完成400mm平面鏡輕量化減重孔的加工；分析氫氟酸腐蝕光學玻璃機理，尋找最佳酸濃度、腐蝕作用時間等工藝參數，實現400mm平面鏡減重孔應力與微裂紋的消除；討論分離器加工原理和工藝技術特點，完成400mm平面輕型鏡面形加工。Nickel and its metal complexes not only have great importance to study of chemical science, but also have comprehensive applications to the field of technique. meanwhile, the extensive interest of spectroscopists and academic chemists has been arosed by high symmetry and particular electronic structure of nickel one - nuclear complexes
鎳及其金屬配合物不僅對于化學科學研究具有重要意義，而且在技術領域也有著廣泛的應用，鎳單核類配合物所具有的高對稱性和獨特的電子結構也引起了光譜學家和理論化學家的廣泛興趣。Sixthly, no matter junior students and senior students, locus of control and self - esteem both have influence in relationship. according to robert kegan " s theory, middle school students are in the crucial time which from imperical balance to interpersonal ego. in this period, adolescents come from the selfish to interpersonal coordination
根據羅伯特?凱根的理論，中學生正處于自我同一性發展的關鍵時期，由維我性平衡向人際自我轉化，在這個階段中，中學生從青少年期的自我中心的狀態中擺脫出來，向人際關系協調的方向轉化。This paper puts forward the viewpoint of the metaphorical turn from a new perspective : metaphors are an indispensable element of scientific theorizing
布雷德從一個新的視角論述了他的隱喻性轉向的觀點：隱喻是科學的理論化所必不可少的要素。Theoretically, on the bases of the physical and chemical characters of nonlinear frequency - conversion crystal ktp, the parameters such as walk - off angel, acceptance angle and effective nonlinear coefficients are calculated, analyzed and discussed, together with elaborate analysis to phase - matching process for type ii ktp opo phase - matching
在晶體的光學性能方面，根據ktp的物理和化學性能，對它的有效非線性系數、走離角和接受角等參數進行了計算、分析和討論。對ii類相位匹配的ktp晶體在參量振蕩過程中的相位匹配進行了詳細的分析和計算。On the base of milling ball interaction during milling process, the powder height of each collision can be calculated. if the impact of milling ball takes as hertz elastic collision, the maximum real strain and the maximum tangential strain are obtained as follows, e, . , ln [ h, / ( h0 ? vrcos6 / 2 ) ] = vrsin6 / h0 ? / q, t2rt2 / 2om ~ h, j where s, p, v are maximum real strain, the maximum tangential strain, friction coefficient and the velocity of milling ball
對球磨過程中磨球相互作用作了一些假設后，可以計算出每次碰撞所獲得粉末體高度值；將磨球的碰撞作為hertz彈性碰撞，碰撞時的速度分解為法向速度和切向速度得出粉末的最大真應變和最大切應變為湖南大學材料物理與化學專業碩士論文r 。The results of research reveals the variation disciplinarian and the affected factor, defines the factor limiting the urban regional development. all these offer scientific references for reasonable city planning, municipal building project planning, reasonable arrangement of land use, the confirmation of land use intensity and the improving land use benefit. and a series of methods we have explored can apply the practical manipulation of grading and assessing urban land, which contribute to enhance working efficiency, shorten the time of evaluation, enhance the updating of urban land price, establish a system of dynamic superviso ry control and examination, and enhance accuracy and objectivity of urban land - rated evaluation
再由球形檢驗和主成份分析、信度分析、多元回歸分析的技術路線，逐層遞深地解譯影響城市地價的主要因素及相互數量關系，其研究結果揭示了城市地價的變化規律和影響因素、明確了限制城市區域發展的因素，為合理的城市規劃，市政建設項目規劃，合理安排土地用途，確定土地利用強度，提高土地利用效益等提供了科學依據，同時探索的系列化方法可直接應用於城市定級估價的實際操作中，有利於提高工作效率，縮短估價時間，提高城市地價的現勢性，建立地價動態監控和測算系統，又可提高城市定級估價的準確度和客觀性，在理論上、學術和實踐上均有積極意義。The progress of theoretical chemistry of chinese mainland in 2006 has been reviewed according to both the methodological developments and their applications
摘要從理論方法的建立及其應用兩個方面綜述了2006年中國大陸理論化學研究工作的進展。Chemistry is a central science with physics, mathematics and earth science on one side and the life science, and medicine on the other. traditionally, chemistry encompasses five major areas : analytical chemistry, inorganic chemistry, organic chemistry, physical chemistry and theoretical chemistry
化學是一門中心科學，在它的一邊有物理、數學和地球科學，而另一邊則是生命科學和醫學。傳統上化學有五個主要部分，分別是分析化學、無機化學、有機化學、物理化學和理論化學。With the development of the growth skill craft of gaas single crystal, the density of el2 can be controlled in 1 - 5 1016 / cm ~ 3 and its distribution becomes more uniform in gaas wafer too, so the distribution of carbon seems to be more important to determine the uniformity of electrical resistivity of si - gaas material. so it seems to be very important to study the distribution of carbon and the effect of dislocation on the distribution of carbon
隨著單晶生長技術的發展，通過退火，由於si - gaas中理論化學配比偏離， el2濃度可被控制在1 1 . 5 10 ~ （ 16 ） cm ~ （ - 3 ） ，且分佈均勻。因此碳的分佈就成為決定si - gaas材料電阻率均勻性的一個關鍵因素。所以，研究碳微區均勻性就顯得非常重要。分享友人