裂變化學 的英文怎麼說

中文拼音 [lièbiànhuàxué]
裂變化學 英文
fissiochemistry
  • : 裂動詞[方言] (東西的兩部分向兩旁分開) open
  • : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
  • 裂變 : [核物理] atomic fission; fission; nuclear fission
  1. High accuracy kdp crystal optics is now considered as one of optics that is the most difficult to be processed for its series of disadvantageous characteristics to optics processing such as anisotropy, soft nature, easy to deliquesce, high brittleness, sensitive to temperature change, easy to crack and so on. therefore the long machining period, low percent of pass and astaticism quality has become the bottleneck of icf technology, and the surface quality control of kdp crystal processing has become the key problem to be solved in the research of icf in our country

    Kdp晶體零件是目前公認的最難加工的光零件之一,因為kdp晶體具有各向異性、質軟、易潮解、脆性高、對溫度敏感和易開等不利於光加工的特點,所以加工周期長、合格率低、質量不穩定成為慣性約束聚技術的瓶頸, kdp晶體超精密加工表面質量控制問題已經成為我國慣性約束聚研究中亟待解決的關鍵問題。
  2. A conclusion can be drawn that the land market in the rural area and the urban area in our country are dissevered by the faulty land right system and the binary economic structure engendered due to the history cause. such land institution lead to many problems in the land resource allocation. firstly, the land in the rural area should shift, in order to meet the need of the urbanization, the development of the group enterprise and the change of labor structure in the rural area, but there are obstructions in the legal system, which lead to farmland and construction land shifting illegally

    在這種制度安排下導致我國土地資源配置中出現諸多問題:城市的發展、鄉鎮企業發展以及農村勞動力結構都要求農村土地入市,但是法律上卻存在著障礙從而導致農地非法非農和建設用地自發交易;在不完全的土地產權體系中農村集體和農戶利益受到侵害;國家利益隨著劃撥土地入市而大量流失;在割的土地市場制度下土地價格體系也出現城鄉割,農村集體土地不論是農用地還是非農用地的價格都未得到科的界定和規范。
  3. In experiment, the dsc technique was used to analyze the effect of electric fields on the precipitate kinetic of al - li alloy solutionized with electric fields. the energy spectrum, tem and sem techniques are employed to investigate the elements solution, precipitates, fracture character, conductivity and vickers hardness. also, the solidification of al - cu eutectic alloy was conducted with the influence of electric fields

    在實驗上,利用dsc熱分析技術,分析了電場作用對al - li合金相析出動力的影響;採用能譜成份檢測,透射電鏡和掃描電鏡等多種微觀檢測手段,對鋁合金的析出相,斷特徵、合金電導率和維氏硬度等性能在電場作用下的進行了系統的研究,並觀察了al - cu共晶合金在電場作用下的凝固組織。
  4. The change of agglutinating activity, cd spectrum and fls of lra in different temperature, ph and different chemicals indicated that lra had partial hemagglutinating activity at ph2. 0 ( 50 % ), a temperature above 100 ( 60 % ) and after modified by n - bromosuccinimide ( mbs ), the activity lost completely, modified by depc, the lra had a little activity, the other groups modified such as arg, tyr, glu, asp did n ' t effect the hemagglutinating activity of lra. the result indicated that trp residues were essential to the hemagglutinating activity and were involved in carbohydrate - binding site

    研究不同溫度、 ph和基團特異性修飾后lra凝血活性和促淋巴細胞有絲分、圓二色譜和熒光光譜的,當溫度達80以上時,活性開始下降,到100時活性有60 %保留:當ph為2時,活性保留50 % , ph為4一12對活性的影響不大;用nbs修飾trp后, t即的旦一叫睬基的破壞使活性完全喪失,表明trp對凝血活性是至關重要的, arg 、 tyr 、 glu 、 asp被修飾后, lra的凝血活性並未受到大的影響,但tyr修飾后lra的促有絲分活性降低
  5. In group a, rabbits were immunized with isologous lens antigens ( il - ags ), + cfa while in group b rabbits were injected with pbs + cfa

    方法:採用同種晶狀體抗原免疫家兔;觀察血清特異性抗體水平,晶狀體病理和隙燈下晶狀體形態以及視覺電生理改
  6. A variety of biology events occur during spermatogenesis, such as self - renewal of spermatogonia, meiotic division of spermatocyte and the spermiogenesis of spermatid

    生精過程中發生了許多生物,如精原細胞的自我更新,精母細胞的減數分和精子細胞的形。
  7. This in turn introduces chinese literary theory into the global context by which chinese literary theory has shaken off the trammels of the meta - narrative of historical totality but unfortunately entered three dilemmas : the disjunction between modern anxiety and self - identification, the displacement between ontological and strategic links, and the condensation of source documents and the expansion of the applied programs

    現代性西東漸使中國文論進入全球語境,在這一語境中,漢語批評擺脫了總體性歷史元敘事的控制,但又遭遇到三方面的兩難處境:現代性焦慮與自我認同的、本體論介面與策略性介面的錯位、源文件的壓縮與應用程序的擴張。
  8. The relative disadvantage angle of transfixion crack how to affect rock mass stabilization can be researched in this article, and the mechanics characteristic in the unloading process for unloading rock mass with single transfixion crack also be analyzed, which affords theory reference to projects of unloading rock mass with single transfixion crack

    通過試驗,探討了貫通隙影響巖體穩定的相對不利傾角以及單貫通隙巖體卸荷過程的力特徵,得出隙位置的促成巖體形的遞;特殊位置的隙促使巖體的各向導性更加明顯的結論,為相關工程問題提供理論參考。
  9. Taking it for example that zhujiabaobao section of panzhihua vanadic titano - magnetite deposit, the paper detailedly analysed its change regularity in ore texture and structure, mineral composition and content, ore chemical composition, mineral chemical composition, rare element " s change feature of rock and ore, exploding temperature of mineral inclusion. on the basis of above, the feature of rhythmic texture of ore body in panzhihua vanadic titano - magnetite deposit was researched

    本文以攀枝花釩鈦磁鐵礦朱家包包礦段為例,詳細分析了該礦段中礦石組構、礦物成分及含量、礦石成分、礦物成分、巖石及礦石稀土元素特徵、礦物包裹體爆溫度等的規律,進而研究了攀枝花釩鈦磁鐵礦礦體中的韻律結構特徵。
  10. First, the basic mechanical capability and creep were proceeded on the material test system with the modified three point bending creep fracture test. the modulus and fracture toughness and tensile strength was attained and creep curve in 200 temperature was also presented. applying basic damage mechanical theory, thermal damage analyses were performed induced in fracture toughness and modulus, the practical formula of damage factors varying with temperature and time was given

    首先利用改進的三點彎曲試驗在mts實驗機上進行了巖石力性能和蠕測試,得到了花崗巖在溫度影響下的彈性模量和斷韌度以及抗拉強度規律,並得到了200下北山花崗巖蠕全過程曲線。
  11. And it investigates the appearance condition ( including joint, crack, eroding, corrosion, braking pole device rupture, crane - girder ' s gnawing railway and so on ) of the whole crane - girder system on the spot, at the same time, it also actually examines the stress of the beam, chemical ingredient, distortion and railway excursion, etc. through sampling, and based on the actually examined results, it checks and calculates the carrying capacity of crane - girder system. then, based on the investigating on the spot and the calculated result, it discusses the mechanism of fatigue failure of the upper part of welded steel crane - girder, analyses the reason of steel crane - girder in the high - frequency emerging the fatigue crack, institutes the strengthened method of damaged steel crane - girder of accurate packing up workshop of the primary mill plant. finally, it presents some advice and suggestions for the repairing and strengthening method of fatigue crack of upper part of steel crane - girder in the high - frequency

    針對包鋼初軋廠精整車間鋼吊車樑上部區域出現縫這一問題,本文首先綜述了國內外關于焊接鋼吊車樑上部區域疲勞縫的研究現狀;其次對整個吊車梁系統的外觀情況(包括連接、縫、腐蝕、銹蝕、制動桿件斷、吊車啃軌等)進行了現場調查,抽樣實測了梁的應力、成分、形及軌道偏移等,根據實測結果,對吊車梁系統的承載能力進行了驗算;然後,根據現場調查及計算結果,探討了焊接鋼吊車樑上部區域疲勞破壞的機理,分析了重級工作制鋼吊車梁出現疲勞縫的原因,制定了初軋廠精整車間破損鋼吊車梁的加固方案;最後就重級工作制鋼吊車樑上部區域出現疲勞縫的修復與加固方案提出了一些意見和建議。
  12. 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:根據光玻璃的物理與性能,選擇輕型鏡坯材料;用有限元法對鏡子的形進行分析、計算,找出形規律,優設計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平面鏡輕量減重孔的加工;分析氫氟酸腐蝕光玻璃機理,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。
  13. We research the causes of concrete cracking, develop the high performance anti - cracking additive, optimize the concrete mix and construction techniques, increase the stability of concrete volume by shrinkage compensation, enhance splitting tensile strength, and can meet demand of high workability of fresh concrete. in the study, a thorough investigation of this problem is made from all points of view, with the aid of various modern measurement & testing technology and different theories & methods in surface physical chemistry, structural chemistry, solid - state chemistry, composite materials, fracture mechanics, etc. our research results have shown that the various shrinkage of concrete cause concrete cracking in building engineering, such as autogenous shrinkage, dry shrinkage, temperature shrinkage, plastic shrinkage, carbonized shrinkage, etc

    目前,解決混凝土開的方法是綜合的,我們調查研究了混凝土開的原因,開發研製了高性能抗外加劑,優混凝土的設計和施工方法,並通過補償收縮達到混凝土體積穩定,提高抗強度,滿足混凝土拌和物高工作性能的要求。本研究採用多種測試技術,應用表面物理、結構、固體、復合材料、斷等多科的理論與方法,從不同的角度進行深入的研究和探討。通過調查研究建築工程中出現的混凝土開、滲漏問題,發現混凝土在非荷載作用下開主要是由混凝土的自收縮、乾燥收縮、溫度收縮、塑性收縮、碳收縮等各種收縮形引起的。
  14. By applying the theory and method of geological anomaly, it is focused on the analysis of the characters of major geological anomalies and their effect of mineralization in daye - jiurui region. the analysis result shows that the basement fault anomalies control a few major large hidden batholiths and their associated orefields ; that the anomalies of cover structure confine most cu - au deposits and fe - cu deposits within their scope ; that the geochemical anomalies and lithofacies - paleogeographical anomalies are major geological factors leading to trataboundness of some cu - au deposits ; that the anomalies of rock operties provide the favorable chemical and physical conditions for the ore - forming process, including the seepage, circulation, convergence and deposit of ore - bearing hydrothermal solution ; that the anomalous ctive stage of mesozoic magmatite is almost consistent with the major mineralization epoch of the fe, cu deposits, and the structure of multi - levels, and the zoning in magmatic system determine the spatial distribution of the mineralization system. then, based on the above analysis, a comprehensive variate, geological combination entropy, is brought forward for reflecting the complex degree of the combination of geological ore - controlling factors. after circumscribing the anomalies of geological combination entropy, the relations between the anomalies and ore deposits are determined

    從地質異常的角度,重點分析了大冶九瑞地區主要地質異常的特徵及其對成礦的影響.由分析可知:基底斷異常控制了本區若干重要規模較大的隱伏巖基及伴生礦田,而蓋層構造異常控制銅金礦床和鐵銅礦床的空間位置;地層的地球異常和巖相古地理異常是造成一些銅金礦床層控性的主要地質因素;蓋層的巖性異常為含礦熱液的滲流、循環、聚集和礦質沉澱等一系列成礦作用提供了有利的物理和條件;中生代巖漿巖的異常活動期也是本區主要的鐵銅成礦期,巖漿巖系統的多層分枝和分帶性結構控制了本區成礦系統的三維空間分佈.在上述分析的基礎上,構置了地質組合熵作為反映控礦地質因素組合系統結構復雜程度的綜合量,並圈定出組合熵異常,由此確定了綜合地質異常與礦床的關系
  15. The study of premature fracture failure of these shafts was made by means of sem inspection, microstructure examination and chemical composition analysis

    採用金相檢驗、掃描電鏡和成分分析等手段,對斷速箱二軸進行了檢驗分析。
  16. The space produced by the crystallization is the second. the pores and the fractures, which have been remade by the chemical dissolution, are more favourable for the oil and the gas to store up

    質巖儲集空間以構造和物理風成因的縫為主,結晶成因的儲集空間次之,這些孔、縫經過淋溶作用不同程度的改造,更有利於油氣的儲集。
  17. In the view o6f micro mechanics and fracture mechanics, the mechanism of crack generation of mass concrete is expatiated, thermal stress on the interface between aggregate and cement paste of concrete and crack forming and developing is analyzed and the disciplinarian crack developing with temperature is given

    本文從微觀力和斷的角度,探討了混凝土結構開機理,分析了溫過程中混凝土骨料與水泥砂漿界面上的溫度應力以及界面紋的萌生和擴展,給出了縫隨溫度的擴展規律。
  18. With the very low water to cement ratio, rpc has ultra - high strength high ductility and low permeability. in this paper, the compressive strength of rpc can reach to a high point with the number approximately 135mpa. as illustrated from the study results, we can approve some fundamental conclusions : there are big effects on rpc with deferent kinds and properties of raw materials and deferent curing conditions ; stress - strain curve shows the process of destroy with rpc samples ; x - ray diffraction analysis indicates that heat treatment at temperatures 90 accelerate the hydration of rpc sharply, therefore, mechanical and microstructural properties of rpc are highly dependent on heat treatment ; it is believed that rpc materials have excellent resistance to chloride permeability ; during the heat treatment, the shrinkage of rpc developed quickly because of chemical reactions ; the rpc with slag mostly has the advantage of rpc without slag about resistance to solutions corrosion

    研究結果表明:通過對rpc各組分摻量的研究,可以找到rpc的最優配合比;試件成型后的熱養護制度對rpc的性能影響巨大; rpc的抗壓應力?應曲線可以反映出試件受破壞時微紋的擴展情況,剛纖維的摻入可以大幅改善rpc的韌性; rpc在成型后存在較大的收縮,而其中的收縮要遠遠大於乾燥收縮; rpc具有很強的抗氯離子滲透性能,漿體的密實度很高;通過x射線衍射實驗,可以發現rpc的膠凝體中ch晶體已經幾乎不存在,膠凝體主要由c - s - h凝膠和未水水泥顆粒組成;在抗溶液侵蝕的實驗中,摻礦渣rpc的抗溶液侵蝕性能在絕大多數情況下要好於不摻礦渣試件,酸、堿溶液和浙江工業大碩士位論文摘要一些鹽溶液都會對rpc的結構產生侵蝕作用,但是機理各有不同。
  19. In this paper, the author applied bp algorithm in this subsystem, and a model of crack detection of glass bottle is described. this model enables the detection system to enhance the capabilities of auto - learning and auto - adapting greatly by overcoming the weakness of the worse adaptability of adapting the change of the environment and the worse tolerance to mistakes of the new information

    本論文將bp演算法應用於該子系統中,建立了基於bp神經網路的「玻璃瓶口紋檢測模型」 ,克服了原演算法對環境適應的靈活性和對新信息的容錯性較差的弱點,從而使該檢測系統的自習、自適應能力大大增強了。
  20. Crack detection system of glass bottles is a subsystem of computer vision detection system on - line of glass products. the whole system was developed by the cooperation of the electronic technique research institute of guangxi normal university and guilin glass factory. in the course of test, the writer found that the subsystem possesses worse adaptability of adapting the change of the environment and worse tolerance to mistakes of the new information

    「玻璃瓶口紋檢測系統」是廣西師范大電子技術研究所與桂林市玻璃廠聯合開發的「玻璃製品的計算機視覺在線檢測系統」的一個子系統,筆者在調試過程中發現,該子系統對環境適應的靈活性和對新信息的容錯性較差,這主要是由於該子系統目前所採用的演算法不具備自習、自適應的能力所造成的。
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