選優公式 的英文怎麼說

中文拼音 [xuǎnyōugōngshì]
選優公式 英文
recurrence formula
  • 選 : Ⅰ動詞1. （挑選） select; choose; pick 2. （選舉） elect Ⅱ名詞（挑選出來編在一起的作品） selections; anthology
  • 公 : Ⅰ形容詞1 （屬于國家或集體的） state owned; collective; public 2 （共同的;大家承認的） common; gen...
  • 式 : 名詞1 （樣式） type; style 2 （格式） pattern; form 3 （儀式; 典禮） ceremony; ritual 4 （自然科...
  1. According to these problems, we adopt to the method of mending material, optimize to fermentation media and partly ferment condition. finally, we excogitate a kind of fermentation technology that is suitable for target gene efficiency expressed and is advantageous of product purified. with the plasmid pbv220 - ifnr, pbv220 - hgfa, pbv220 - hgfb, pbv220 - hpk5 that expresses serve as the model, adopting the biostat - c15l of b. braun company, utilize the method of mending material to ferment, through optimization fermentation media and optimization partly ferment condition ( ventilate quantity, stir speed, mend material speed ), eventually establishment a kind of fermentation technology that is suitable for target gene efficiency expressed and is advantageous of product purified

    以我室構建並穩定表達的重組質粒pbv220 - - ifn 、 pbv220 - hgf 、 pbv220 - hgf 、 pbv220 - hpk5為模型，分別從不同的表達宿主菌中篩選出一種適合大規模生產的菌種bl21 （ de3 ） ，該工程菌株連續傳代100代表達質粒不丟失，表達量穩定；採用b . braun公司的biostat - c15l自控發酵罐，運用分批補料技術分別進行四種工程菌的高密度發酵，通過優化工程菌發酵的培養基配方及優化部分發酵條件（通氣量、攪拌速度、補料速度） ，最終建立一種適于目的基因高效表達的高密度發酵工藝模式。
  2. A experienced equation which is summarized by many experiments is used to determine the number of mesosphere nerve cell and a sort of new square - sum function of errors is adopted. its characteristic is that weight errors of possible exceptional point is less. accordingly, the effect of errors of possible exceptional point is reduced, which make actual function relation simulation easier

    本系統針對bp演算法的局限性，給出了一種優化的bp演算法，採用經過大量實驗總結出的經驗公式來確定隱層神經元的個數，並選取了一種新的誤差平方和函數，該函數的特點是對一些可能的異常點的誤差權值設計的較小，從而降低了異常值誤差帶來的影響，便於模擬出真實的函數關系。
  3. Therefore, we should speed up the construction of open - style r & d information center in the yangtze river delta, speed up an intermediary technical service system which consistent with the multinational corporations ; select the enterprises and projects which have relative competitive advantages and development potations in the global multinational corporation industry chain as key domains which first supported, and formulate gradual preferential policies which consistent with the international convention

    為此，應加快長三角開放式研發信息中心的建設，加快建設與跨國公司對接的科技中介服務體系；選擇在全球跨國公司產業鏈中具有相對競爭優勢和發展潛力的企業及項目，作為優先支持的重點領域，並制定與國際慣例接軌的階段性優惠政策。
  4. Chapter three, according to the stated problems and the facts in the stock market of china, give some suggestions for the distribution of equity resource in the issuing market and the circulating market : the way for selection of listed company, the way for control of issuing, refbrm of the way for issuing price, regulating of medium agency and listed company, encouraging the listed company distributing resources by buying and reorganization

    第三章，針對上述問題，結合中國股票市場實際，提出優化一級市場、二級市場股本資源配置的建議：上市公司的選擇方式、發行規模的管理方式、發行定價方式的改進；規范中介機構和上市公司行為；鼓勵上市公司通過兼并、收購、重組等行為優化資源配置；配股管理方法的改進。
  5. Theory and experiments of bulk - wave acousto - electro - optical ( aeo ) device, involving one - dimension and multi - dimension, are systematically studied. the thesis includes the following contents : coupled - wave equation theory of aeo interaction, determination of the optimum operating mode of aeo device, geometrical relationships of the anisotropic acousto - optic interaction, design and experiment of the aeo device. finally, the optimum design of ao device with beam steering theory is also studied

    論文主要研究內容包括:一維和多維聲電光效應的耦合波方程及其衍射效率計算公式的建立、一維和多維聲電光器件最佳工作模式的選擇、聲電光晶體反常聲光互作用幾何關系的計算、 ln一維反常聲電光器件和kdp二維反常聲電光器件的設計製作以及實驗測試、正常與反常超聲跟蹤聲光偏轉器的優化設計。
  6. The optimization of the lsp parameters is realized by choosing two different distortion estimate criterions

    對線譜對參數量化的搜索方式的優化是通過選用不同的失真測度公式實現的。
  7. The retaining wall reclining on the slight slope built on soft foundation is usually used in protecting the shore of river, the contradiction between the lack of impartiality in stress of the base and the small stress allowed by the foundation as well as the lack of stabilization of the breast wall is a hard nut to crack in the engineering. in the paper, a tenon - base is added under the base of the retaining wall, on the study of the choice of the parameters and formulas used in calculation and the research of theory used in calculation, method used to deal with the load, etc, the writer gives a way to crack the nut mentioned above paragraphs and presents a qualitative and quantitative analysis about them, such as the equivalent inner friction - angle ( d ) and the passive press of the clay ( ep ), etc. in the end of the paper, using modern optimization method, a design of the retaining wall reclining on the slight slope built on soft foundation is done, the result is economical, and accords with the fact

    軟基上的仰斜式擋土墻在水利工程河道護岸中經常遇到，仰斜式擋土墻基底偏心應力較大和軟基土地基容許承載力偏小的矛盾以及擋土墻抗滑穩定不足是工程中難以解決的難題。本文在對仰斜式擋土墻設計中有關計算參數的選擇、公式的選用應該注意的問題進行了研究，對河道護岸軟基礎上的仰斜式擋土墻採用凸榫基礎處理的方法，就其計算理論、設計驗算中各荷載的具體處理方法進行了較為細致的研究，提出了解決軟基礎上的水工仰斜式擋土墻難以解決的難題的方法，並對有水情況下粘土等效內摩擦角_ d 、凸榫被動土壓力e _ p等在計算中的取值提出了定性和定量的分析。最後利用現代優化方法對軟基礎上的水工仰斜式擋土墻進行了結構優化設計，得出了符合實際的結果，與其它重力式擋土墻形式進行比較，取得了明顯的經濟效益。
  8. In this article, the fisheries management main dimension, such as length, breadth, depth of ship, was analyzed through that have been chosen for morn than ten fisheries management ships, obtaining calculative formulas that related to main dimention

    摘要選擇十余艘性能優良的漁政船，對其船長、船寬、型深等主尺度做以分析，得出相應的計算公式。
  9. Suitable for dewatering, medium drainaging, spraying, dry and wet classfying in coal, mining, met allurgical ore dressing, highway, railway, power, chemical ldustries, light sugar makyng and salt making industries. with high capacity and efficieney

    系列振動篩適用於煤炭、礦山、冶金選礦、公路、鐵路、電力、化工、輕工、製糖、制鹽對物料的脫水、脫介、脫泥和干濕式分級，具有處理能力大和篩分效率高等優點。
  10. To reduce the number of design variables, the sensitivity of both natural frequency and mode shape vector to component geometry parameters were derived respectively

    為優選設計變量，分別推導了固有頻率和振型矢量對其幾何參數的靈敏度公式。
  11. Analyze how to ensure the smallest limit of core length, and give the formulation of laminated dimension when the given diameter limit is zero. this paper gives the gene handling genetic algorithm and the gene express genetic algorithm, separately, to accomplish the optimization transformer core section. the optimization results show the effect

    通過分析鐵心截面最小級片寬下限的選擇依據，並給出控制鐵心給定直徑外限為0時每級疊厚的遞推公式，本文從外部信息流角度和內部信息流角度出發，分別採用基因控制遺傳演算法和基因表達遺傳演算法完成了鐵心截面的優化設計，並取得了很好的效果。
  12. Abstract : mechanism of optimal cutting movement track for stone sawing machine was analyzed. the system mathematical formula was established, the calculation expressions of system technique parameter and the exact calculation methods of optimal offset data were reduced, and the optimization for complex movement mechanism was realized

    文摘:分析研究了鋸石機切削石材運動軌跡的機理，推導出了關鍵技術參數的計算公式和偏心距數據選定的精確計算方法，實現了復合運動機構的優化設計。
  13. Making use of the idea of the parallel genetic algorithms, presenting the adaptive multiple subpopulation evolutive strategy. presenting extinction and immigration strategy in order to avoid the similar or even same individuals appear. in order to enhance convergence velocity of reactive power optimization of the radial distribution system, combining the characteristic of the radial distribution system, a sensitivity analysis approach was build up for optimal selection of capacitors and mutation of transformer tap changer

    為了提高配電網無功優化的收斂速度，結合配電網的特點，提出採用簡單可行的靈敏度公式選擇無功電容補償器的安裝地點，並用靈敏度分析變異變壓器分接頭，使變異運算元的選取更符合配電網無功優化問題中關于調節變壓器分接頭的實際情況，減少了一些不必要的變異運算，使適應性和魯棒性加強；根據實際情況採用無功補償電容器的啟發式變異，使變異運算元的選取更符合無功優化問題中關于補償電容器的實際。
  14. There are many results on sr with binary digital input. as an extension of our previous works, a dynamic bit error rate ( dber ) is obtained in this thesis. the dber is a more accuracy measure to be used in sr with binary input, because the evaluation of system output is considered more detailedly with the concept of system response speed

    對於二進制數字信號輸入的情況，已有頗多研究結果，本文是在引入了系統響應速度的基礎上，具體結合二進制信號的檢測形式，對上述情況下的系統輸出的統計性態進行了詳細的研究，並最終得到了一個優于以前結果的系統輸出誤碼率公式，給系統參數的選取提供了更好的依據。
  15. Based on the comparative analysis of two available heat system plan, the paper selects the water - water heat pump system plan. after a series of character analysis, design calculation ; the style of compressor including media choosing and its circle dynamic calculation for the thermodynamic system is determined. besides this, based on some basic measure of thermodynamic analysis, the heat pump coefficient of performance is discussed ; the exergy analysis for the water - water heat plan is conducted ; the calculation formula of heat pump exergy efficiency is derived ; an optimal model for heat pump together with thermal machine is established and the main exchanger equipment in heat pump system including its resistance calculation is designed in details

    本文通過對兩種系統方案進行比較分析，確定了水環熱泵系統的基本方案，經過定性分析和設計計算，進行了壓縮機的選型、工質的選擇、熱力系統的循環計算等基本設計，同時應用熱力學分析的一些基本方法，討論了如何評價熱泵系統的性能系數，並對電廠循環水余熱回收熱泵系統進行了（火用）分析，得到了熱泵過程（火用）效率的計算公式，建立了熱泵?熱機聯合機組優化模型，還對熱泵系統的主要換熱設備進行了詳細的結構設計和阻力計算，最後對熱泵系統進行了技術經濟分析和評價。
  16. The first is the structure design of quartz capsule, firstly discusses the characteristics of different structure scheme ; secondly calculates the size parameters using both ways of finite element and experience formula, analyses and contrasts the calculated results ; in the end, fixes quartz capsules structure size by optimizing the size parameters

    首先論述了不同結構方案的特點，然後採用有限元方法和經驗公式法兩種方法進行了尺寸參數的計算，對兩種計算方法的計算結果進行分析對照，根據上述結果進行尺寸參數的優化選取，最終確定石英壓力傳感器的結構尺寸。
  17. 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。
  18. Based on triangular membership functions, this paper studies the relationship between the overlapping degree, the selected feature subsets and the veracity of using these feature subsets in sorting the different similarity measures on optimal feature subset selection based on fuzzy value, and finds a more adaptable similarity measure for the optimal feature subset selection method based on fuzzy value

    在三角形隸屬度函數的基礎上，研究了基於模糊值的最優特徵子集選取演算法的不同相似性度量公式得出的類間交疊度、選取的特徵子集以及該特徵子集用於分類的準確性之間的關系，找到了比較適合於基於模糊值的最優特徵子集選取演算法的相似性度量公式。
  19. By using the calculating method of distance from points to the center line according to document 1, a new optimum calculating method has been proposed in this article, which can simply and successfully solve the problem for selection of existing curve elements

    利用文獻1給出的中點到中線垂距計算公式及程序，提出一種新的優化計算方法，能簡便而圓滿地解決既有曲線要素的選擇問題。
  20. The four projects have been demonstrated with the analyze of the three actors which make up the project. chapter four is the process of the best choice of the four projects. the author use fuzzy multiple evaluation theory and ahp theory to solve the problem, meanwhile establish the current calculate formula of the subjection function, ameliorate the deficiency of fuzzy multiple evaluation theory, enhance the veracity of the result of evaluation

    第四章為工藝布局方案的選優過程，本文採用fuzzy綜合評判和ahp法相結合的方法，通過建立評價方案的指標體系和fuzzy綜合評判模型，同時針對fuzzy綜合評判中指標權重確定存在較大隨意性和模糊判斷矩陣難以確定的不足，利用ahp法來確定指標體系中各指標的權重，並建立了fuzzy綜合評判隸屬函數的通用計算公式來建立模糊判斷矩陣，從而彌補了fuzzy綜合評判的不足，提高了評判結果的準確性，最後通過計算分析從而確定四個方案中的較佳方案。
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