擇優復合 的英文怎麼說
中文拼音 [zháiyōufùgě]
擇優復合
英文
preferential recombination-
However geological information is fully recorded in the remote sensing image, which made it possible for the choosing of this area as a dissection point to extract complex structural information of orogenic belt in west china. taking fully advantage of multi - band image richly bearing concealed geological information in combination with remote sensing analysis and structure analysis, to anatomy the supracrustal composition and structure of orogenic belt with the regional linear structures and their partitioned block and schistous geological masses as the macro - frame ( in corresponding to structure units and structure segments ) and with the rock masses, structure - rock assemblages, line - featured and belt - featured structures as well as penetrative and non - penetrative foliation ( primary stratum and trans position layering ) and folds as the texture and structure elements. the methods of how to distinguish granulite > ductile - shear zone, imposed fold, different deformed belts -
因而,本文選擇這一地區作為我國西部地區從遙感圖像上提取造山帶復雜結構構造信息的解剖區,充分利用遙感圖像多波段反映物質屬性的特點和圖像處理提取隱含信息的優勢,採用遙感解析?構造解析相結合的研究方法,以區域線狀構造及由它劃分的塊狀、片狀地質體為宏觀骨架(對應于構造解析劃分的構造單元、構造均勻區段) ,以地質體中的巖石巖體、構造巖石組合,線狀、帶狀構造,透入性、非透入性面狀(原始層理、新生面理)和褶皺等構造作為用於解析的結構構造要素,進行造山帶表殼組成和結構構造解析研究。It set up the development of the world recognized high performance nanofiltration composite membrane of aromatic polyamide, on the basis of reviewing the development, the importance in the membrane separation technology, the classification, the fabrication technique and the current development of the research and the application of the nanofiltration membrane. polysulfone was chosen as the material for making the porous substrate because of its excellent compress - to - denseness resistance, its cheap price and its great availability. by fabricating an ultra thin polyamide functional layer on the polysulfone substrate through interfacial polymerization taking piperazine as the monomer in aqueous phase and trimesoyl chloride as the monomer in organic phase, high performance nanofiltration composite membranes of ultra low pressure and ultra high permeating flux were prepared
選擇耐壓密性能優良,價廉易得的聚碸材料為制備復合膜基膜材料,哌嗪為水相單體,均苯三甲酰氯為有機相單體,通過界面聚合反應在基膜表面形成超薄功能層,制備了超低壓高通量聚哌嗪均苯三甲酰胺聚碸納濾復合膜,以0 . 1 mgso _ 4溶液為測試液,所得高脫鹽平板復合膜( )在0 . 4mpa下,脫鹽率為96 . 1 ,通量達85 . 2lThe first part comprises industrial pta oxidation process modeling, residual fluid catalytic cracking process modeling, complex distillation modeling and analysis, the application of pta oxidation process soft - sensor technology. in the second one, the infeasibility degree based genetic algorithm is proposed to handle constrained optimization problem in engineering cases and the neighborhood and archive based genetic algorithm and its variant are proposed to treat the multi - objective optimization problem. with that, the pta oxidation process is regarded as a benchmark for the application of the proposed multi - objective optimization genetic algorithm
論文內容分為兩部分,第一部分對包括三個典型的工業過程, pta氧化反應器、渣油催化裂化反應系統和復合式精餾塔進行分析、建模以及pta氧化過程的軟測量工程實施;第二部分分別提出了基於進化演算法解決工業過程中普遍存在的約束優化問題和多目標優化問題的過程優化演算法? ?基於不可行度選擇遺傳演算法和基於鄰域和存檔操作遺傳演算法,並利用該演算法對工業pta氧化過程操作進行多目標優化研究。Through the research on the crystallite of the composites modified with silicone coupling agent and pp - g - mah, research showed that the size of the crystallite and oriented crystallization had obviously influence on the mechanical performances. the sem results showed that nano - sio2 was dispersed well in pp, which promoted the matrix undergo shear yielding rather than brittle fracture
通過對硅烷偶聯劑?馬來酸酐接枝聚丙烯共聚物作為界面改性劑改性pp微晶的研究,表明微晶尺寸變化與復合材料的力學性能有關;在界面附近形成擇優取向的結晶層,促使基體發生屈服變形,提高了復合材料的韌性。The optimization theory, optimum dispersion value, dispersion direction and the factors affecting on the imaging quality of planar image in wavelength multiplexing optical fiber image transmission system was deeply and th eoretically analyzed as the emphases in this article, and at the same time through the development of true optical fiber image transmission system ( optical fiber periscope ), the studying of making the image quality optimization of optical fiber image transmission system being useable and been used in engineering was completed
其中,重點對波分復用光纖傳像系統二維圖像的像質優化機理、最佳色散量與最佳色散方向的選擇,以及影響系統成像效果的各種主要因素進行了深入的理論分析;並結合實際光纖望遠系統? ?光纖潛望鏡的研製,完成了光纖傳像系統像質優化的實用化、工程化實現研究。Clearly, natu re has evolved mechanisms to influence crystal growth and morphology to a degree unparalleled in any in vitro environment, producing mineralized structures that are permeably optimized to their fruition with is an organism
自然界通過有機大分子與無機物離子在界面處的相互作用的礦化機理來控制材料的結構與形貌,從而使無機物與有機體形成具有擇優生長取向的精美復合物。Graphite ) and the special viscoelasticity of polymer, interlayer exfoliation of the filler and its nanocompounding with polymers can be realized in the shearing force field of pan - milling, through the effects such as deformation, dislocation, tension - sliding and shearing exfoliation of graphite, the tension - thinning, pulverization of pp, as well as the imbedding, mixing and dispersion of graphite flakes in pp powder etc. the results show that the interlayer exfoliation of graphite and nano - compounding with pp proceeded stepwise, caused by a combination of friction, squeezing, stretching, and shearing in three - dimension during pan - milling
石墨片層的受限空間影響i一pp / yep25o復合材料中pp結晶行為,進入石墨片層間的pp分子一部分擇優取向,形成沿( 040 )晶面法線方向擇優生長的a一晶,另一部分相對分子質量較小、運動活性較高的pp分子則受到石墨片層的擠壓和限制而轉化為y -晶,在i一pp廳ep250復合材料中, y -晶相對含童達34 . 8 % 。With the correct compound designing, a composite layer with thickness of 1. 5to 6 millimeters was formed on the surface of casting by means of cast - sintering technique
通過合理的成分設計和工藝參數的優化選擇,利用鑄造燒結技術,在鑄鐵件表面獲得了一層厚為1 . 5 6mm的耐磨復合材料層。A complex particle swarm optimization ( cpso ) algorithm, which combines the advantages of method of complex ( mc ) and particle swarm optimization ( pso ), is put forward to solve systems of nonlinear equations, and it can be used to overcome the difficulty in selecting good initial guess for newton ' s method and the inaccuracy of mc and pso due to being easily trapped into local minima for solving systems of nonlinear equations
摘要結合復形法與粒子群演算法的優點,提出粒子群復形法,用於求解非線性方程組,以克服牛頓法初始點不易選擇的問題,同時克服復形法與粒子群演算法由於易陷入局部極值而導致方程組的解的精度不夠的不足。In this paper, the so preparing self - compacting concrete with low and middle strength using super fine mountain sand artifical sand and phosphorus slag is studied systemically. through the study the influence of the shape, the proportion of the dust and the grade of sand to the workability and the mechanical property of self - compacting concrete, it is found that super fine mountain sand artifical sand are not suit to prepare low and middle strength self - compacting concrete, but when they are combined and the additive and assistant band material are used, c20 - c40 high performance self - compacting concrete is prepared ; the corresponding additive is developed to solve the delamination caused by the low proportion of banding material ; the evaluating system for the workability of low and middle strength self - compacting concrete is built ; the controlling method for production, construction and curing was set up. and the result of the research is applied into several projects
通過分析特細山砂和機制砂的顆粒形態、粉末含量、顆粒級配等特性對自密實混凝土的工作性能和力學性能的影響,發現特細山砂、機制砂不宜單獨用於配製中低強度等級自密實混凝土,宜將特細山砂和機制砂進行合理復配,並選擇合適的外加劑和礦物摻合料,優化配合比設計,可生產c20 c40中低強度等級自密實高性能混凝土;研製開發出了具有高效減水、保塑、抗離析功能的外加劑,有效解決了中低強度等級自密實混凝土由於膠凝材料用量少而出現的離析、泌水問題;應用正交設計方法,對因素和水平進行合理選擇,確定了生產中低等級自密實混凝土的最優配合比;建立了中低強度等級自密實混凝土的工作性評價體系;提出了生產、施工及養護的質量控制技術方法。Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system
該系統可通過沉積參數的精確控制,以控制沉積過程,減少金剛石膜生長過程中的缺陷,並採用光纖光譜儀檢測分析等離子體的可見光光譜以監測微波等離體化學氣相沉積過程;利用微波對材料的選擇加熱特性,通過構造等效方程,並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中,建立了非均勻等離子體溫度場綜合模型、復合介質基片材料的復合溫度場模型及復合介質材料溫度場攝動模型,為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備,並對基片加熱材料進行了設計和優選,以獲取大面積均勻的溫度場區,甚至獲得大於基片臺尺寸的均勻溫度區;作為研究重點之一,開展了微波等離體化學氣相沉積金剛石的成核與生長研究,系統地研究了在( 100 )單晶硅基片上mpcvd沉積金剛石膜的實驗過程中,基片預處理、甲烷濃度、沉積氣壓、基體溫度等不同實驗工藝參數對金剛石薄膜質量的影響,分別用raman光譜、 x射線衍射( xrd ) 、掃描電鏡( sem ) 、紅外透射光譜( ir ) 、原子力顯微鏡( afm )對薄膜進行了表徵,確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。This text, we mainly do experiments on the base of the truth that expansive agent control splitting. first, fixing on the dosage of expansive agent, then we mix the polymer or polypropylene fiber re into expansive agent in order to improve the anti - cracking performance and the anti - infiltrate of concrete. through the comparison and analysis of result that are tested, we choose a kind of relatively excellent anti - crack material proportion ? gt anti - crack material
為了更好地解決混凝土開裂,提高混凝土的抗裂能力,本課題以混凝土膨脹劑補償收縮抗裂的原理為基礎,選定csa膨脹劑摻量情況下,再摻加聚丙烯纖維和聚合物a ,通過復合摻加抗裂組分來達到增強混凝土的抗裂性能,提高抗滲性能,並通過比較和分析,選擇了綜合性能較優的復合摻加抗裂組分的配比方案? gt新型抗裂劑。This original presents the universal insulation materials and the general testing and evaluating method for pipelines " insulation of the thermodynamics power generating plant ; performs the insulation testing and evaluating of the high temperature steam pipelines of longfeng heat and power plant ; takes composite structural research on the high temperature steam pipelines, and establishes the relevant optimizing physical and mathematical model of the insulation layer, confirms the constraint and boundary condition, carries on optimizing design for the thickness of insulating layer ; in order to more systematically analyzing the present situation of insulation of the installation and pipelines of longfeng heat and power plant, develops a suit of software namely " the information associated decisive system for the insulation project ", taking advantage of this software can achieve. the design, evaluation and direction to building for the insulation project, examine the criterion of design and building, the perform ance and manufacture data of different insulation material, which is convenient to the selection of insulation material
在進行保溫結構優化的過程中,主要是針對高溫蒸汽管道進行復合結構研究,並建立相應的物理及數學模型,找出其約束條件和邊界條件。同時為了更加系統地對龍鳳熱電廠設備及管道的保溫現狀進行分析,開發了一套「絕熱工程信息決策系統」軟體,利用該軟體可以實現絕熱工程的設計、評估及施工指導,並可以查閱設計及施工標準、各種絕熱材料性能和生產廠家的資料,便於絕熱材料的選擇。該套軟體的設計填補了國內空白,避免了絕熱工程改造、設計及施工過程中的無序現象,規范了絕熟工程市場,從而為我國絕熱工程的選材、設計、施工及管理提供科學依據。The fourth part is about the strategy of establishing constitutional judiciary in china, holding that the compound pattern with beginning from judicial review and ending at the determination of legislature should be the most suitable one in china at present
第四部分提出了建立憲法司法制度的應對策略。認為建立以司法審查為起點、以立法機關的最終決定為終點的復合式審查模式為最優選擇。Compared with csm, two examples proved that ann could be trained successfully, even if the available data were insufficient and irregular, while csm showed the limit in selecting model type and non - linear optimization
兩個實例的應用結果表明:人工神經網路通過神經原作用函數的簡單復合就能逼近有限子集的任意非線性函數,而傳統的統計方法則存在著如何選擇模型形式及非線性優化問題,表現出明顯的局限性,並且統計模型的更新工作相當繁重。This thesis contrasts and analyses the different calculation - method, and improves the genetic algorithm in the parameter inversion of the rock and soil engineering. the strategies are mainly in the following three aspects : 1, new searching way is compositely searching genetic algorithm which is made up of the acceleration method and genetic algorithm when it partially calculates in the later time ; 2, index function is inducted in gengetic operators, at the same time repeated select and double exchange pool are used ; 3, splicing crossover, which reserves some new evolution factions, improves authority function accaunting the capabilities and kinds
本文對優化演算法中不同求解方法進行對比分析,針對遺傳演算法在巖土工程參數反演運算中進行了改進,改進的策略主要集中於三個方面: 1 、提出了在遺傳演算法中融入形加速法的改進方法? ?復合遺傳搜索法; 2 、針對遺傳運算元的選擇策略,引入指數適值方法,設置雙交換池,提出了重復篩選法; 3 、加強對劣勢種群的內部優良信息的遺傳功能的改進,引入權函數,擴大可交叉運算元的種類,保留各運算元的進化功能,提出了融合交叉運演算法。Improved ga does n ' t depend on choice of penalty factor, competitive elitist model can provide more opportunity to be inherited to offspring for excellent genes, and individual feasibility improved with complex method can accelerate convergence
同時也說明了本文演算法對懲罰因子的選擇不敏感;競爭最優保留方法能夠給優良基因更大的機會遺傳給後代;復合形法改進個體的可行性能夠加速演算法的收斂。According to the optional character of the technology innovative projects " investment, the thesis has investigated the choice and decision - making of these projects systemically with the real option theory. the main points of this thesis are as follows : firstly, it compares the similarity between real option of the technology innovative projects and option based on the summary of option pricing theory and systems analysis of these projects and their characters, which can be made as the theory and evidence of the real option approach to value these projects. secondly, based on the synthesized analysis of these projects " option, it sets up three models to value the different real option respectively in these projects such as the delaying option, growing option and multiple option
論文的主要工作有: 1 )在概述期權定價法和系統分析技術創新項目及其實施過程特點的基礎上,比較了技術創新項目投資與金融期權投資的相似性,作為技術創新項目投資的實物期權評價法的理論與依據; 2 )在綜合分析技術創新項目投資所具有期權的基礎上,分別建立了技術創新項目投資的延遲期權、增長期權和復合期權模型,並進行了相應的實證研究和比較研究; 3 )對pindyck的期權定價模型進行了推廣和改進,利用模型探討了投資時機的選擇性及其對投資機會價值和投資決策的影響,並在此基礎上確定最優投資規則,為技術創新項目投資決策提供參考; 4 )針對定量模型難以規避技術創新項目中組織風險的特點,進一步將定量模型和定性研究方法相結合,對技術創新項目投資評價的實物期權模型進行了改進,使得評價模型更合理。However, some of face recognition problems still require further development, this is the case for problems of recognition face images conveying changes in illumination, facial expression and changes due to the time delay between the acquistion of the reference and tested face images. our main work is to analysis methods of extraction face features and contraction of classifier. the work presented in this paper is to apply self - organizing feature map and minor component to extraction features from multi - view face images, then combine those features as a new combined feature set, in order to reduce redundancy data, we apply clone algorithms to reduce data through rotation in input space
我們改進了一種基於矩理論的識別方法,給出了計算公式和證明過程,可用於解決小規模人臉識別問題;我們將智能方法應用到人臉識別中,分別利用自組織特徵映射和次分量方法抽取人臉的整體特徵和局部特徵,依據特徵融合理論,重新組合為新的復合特徵,為壓縮特徵數據,我們首次引入克隆選擇演算法自動進行特徵優化選擇,最後,利用支持矢量機構造多分類器進行分類識別,在不同規模人臉識別庫上模擬結果表明,該系統自適應能力強,分類識別精度高,適用於大規模復雜人臉識別問題。Redesign and realize the clear up and upfront work of data source according to new demands is unbearable on waste of time and manpower. the article described development and analysis status of ubisp ( united business information service platform ) system, analyzed the extract strategy and optimized algorithm of etl rules, discussed the data capacity and granularity selection in dw modeling, raised an idea of how to sub divide dimension table and fact table ' s granularity by compound primary key aimed at above question
本論文介紹了該電信公司經營分析數據倉庫系統的開發與研究現狀,分析了etl規則的抽取策略和優化演算法,討論了數據倉庫建模中的數據量估算和粒度選擇,並針對上面的問題提出了利用復合主鍵和橫表縱表之間的轉換實現維表和事實表粒度向下細分的思想,即在不修改源數據提供系統的情況下,最大限度的利用已有的數據實現新的需求。分享友人