活度函數 的英文怎麼說

中文拼音 [huóhánshǔ]
活度函數 英文
activity function
  • : Ⅰ動詞1 (生存; 有生命) live 2 [書面語](救活) save (the life of a person):活人無算 (of a goo...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : 名詞1. [書面語] (匣; 封套) case; envelope 2. (信件) letter 3. (姓氏) a surname
  • : 數副詞(屢次) frequently; repeatedly
  • 函數 : [數學] function函數計算機 function computer; 函數計算器 function calculator; 函數運算 functional operation
  1. In this research, the plant esterase of wheat and - ethanoic acid naphthalene ester were taken as materials to inspect the relation between the wheat esterase and the organic phosphorus, ten linearity equations were established which expressed the esterase vigor and the organic phosphorus density logarithm with the change of the numerical value of ultraviolet resorption, and the monotony range and the extremum of the function were confirmed

    摘要本研究以小麥為植物酯酶的酶源, -乙酸萘酯為底物,考察了小麥酯酶與有機磷農藥之間作用的關系,建立了10個以吸光值變化表示的酶性與有機磷農藥濃之間的線性方程,並確定了的單調區間和極值。
  2. Adsorbent activity function

    吸附劑活度函數
  3. In this article, firstly the background of the textile trade conflicts within sino - us or sino - euro are introduced, thus learn that how to discern and dodge the foreign trade risks, how to choose the appropriate investment projects have already become one of the most important questions for exporting companies on foreign trade affairs well - known as high investment and high risk. so the main text makes a risk analysis qualitatively and quantitatively on a textile - exporting trading company from three angles of statistic 、 game theory and portfolio theory, which is the main content that we studied. firstly, the statistic article adopts data of the transaction closing price of the textile clothing index in shenzhen stock exchange at the end of each quarter as well as several other kinds of data reflecting the macro - economic changes, performs an empirical analysis of these data according to the theory of co - integration test 、 granger cause test and impulse response function of time series in economitric, and learn that the impact to ti is more obvious by the economic index reflecting local commodity price level and economic prosperity degree home and abroad, as well as the impact degree and the time lag degree, and knows the macro - economic risks faced by textile business enterprises ; after that by the game theory angle we analyze exactly the managing risks faced by one textile export corporation named beauty. from the game expansion chart the system arrangement between censor ways by exportation goal countries and exporting strategies by the exporting enterprises has been analyzed. involving the benefit assignment between them both the limited rounds and infinite rounds negotiations of cooperation games have been studied, and then country responsibility and the enterprise managing risks on foreign trade affairs and so on have been analyzed exactly ; in order to realize the investment multiplication in the certain degree to disperse the risk, the

    本文首先介紹了中美、中歐紡織品貿易爭端的來龍去脈,由此可知在涉外貿易這種以高投入、高風險著稱的行業里,如何甄別和規避外貿風險、如何選擇合適的投資項目已經成為外貿企業的首要問題。因此,正文分別從統計學、博弈論和投資組合三種角對涉外紡織品貿易公司風險進行了定性和定量的分析,這也是本文的主要研究內容。首先,統計學篇選取了深圳證券交易所行業分類指?紡織服裝指( ti )每一季末的交易收盤價和若干種反映宏觀經濟變化的指標,利用計量經濟學中時間序列的協整檢驗、 granger因果檢驗和脈沖反應等理論做實證分析,從而得知反映國內物價水平和國內外經濟景氣程的經濟指標對紡織板塊上市值的沖擊比較明顯,且可知沖擊程和時滯,進而分析出涉外紡織企業所面臨的宏觀經濟風險;接著,從博弈論的角具體分析一家紡織品出口公司( beauty )的外貿動所面臨的各種經營風險,該篇從博弈擴展圖入手,分析了出口目的國審查方式與本企業出口策略之間的制安排;並圍繞雙方的利益分配,研究了有限回合和無限回合合作談判博弈,然後具體論述了國家責任和企業涉外經營風險等問題;在一定程上為了實現投資多元化來分散風險的目的,投資組合篇從經典的markowitz模型著手,在一些特定條件的限制下,給出了一個相應的投資組合模型。
  4. Caculation is carried through adopting mechanism function of the first order reaction, f1 : f ( ) = l -. the results have good linear relativities, a, the precipitated fractions are excellently representative, and f1 is ascertained the most probably mechanism function of " phase precipitation. the electric field reduces activation energies of " phase precipitation and average sizes of " particles both in 2090 and 1420 alloys

    採用一級反應的模型f1 : f ( ) = 1 - ,計算了相析出的動力學,計算結果具有良好的線性相關性,並且具有很好的代表性,確定f1為相析出的最概然機理;電場固溶使2090合金和1420合金升溫時效過程的相析出激能有一定程的減小,並減小了相顆粒的平均尺寸。
  5. A method is proposed to construct a localized active functional space from the density matrix of a large system. the large system is partitioned into central and surrounding areas. the active functional space is mainly localized on the central area. it contains all basis functions centered at the central area and all the orbitals which consist of the basis functions localized in the surrounding area and interact with the basis functions in the central area to a certain extent. an integral number of electrons are involved in the localized active functional space which can be considered as a relatively independent subsystem in the large system and for which formally isolated quantum chemical calculations can be performed. the related program has been coded and is checked through calculating the number of 4

    報道了從大體系的密矩陣出發構造定域于指定局部的性泛空間的方法和程序。將大體系劃分為中心區和環境區,性泛空間包含中心區的基及與其有相互作用的環境區軌道,容納整個電子,構成大體系的一個相對獨立的子體系,可以在其中進行獨立的量子化學計算。通過計算鑭系氯化物和水合離子的4
  6. This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory

    本文較全面、系統地綜述了國內外生物質熱解液化制取生物燃油技術研究發展現狀及存在的問題,主要研究內容有: ( 1 )實驗、測定了20種常見生物質的能量(發熱量)和c 、 h 、 n元素含量,根據實驗結果分別建立了以h和c為自變量的生物質能量預測經驗公式,並通過r _ ( 0 . 05 )檢驗;為閃速熱解液化裝置能量轉化率計算和生物質能量利用率計算提供了依據和方便; ( 2 )選擇了8種生物質試樣作了等加熱速率( 10 min 、 20 min 、 40 min 、 60 min )和恆溫加熱的tg和dtg實驗,根據實驗據和阿倫尼烏斯公式建立了生物質熱解反應動力學微分方程,並採用goast - redfem積分法和p對其動力學參進行了求解,解析出各種生物質的頻率因子和化能參,進而建立了各種生物質的熱解動力學模型,為科學確定反應器的閃速熱解工作溫范圍及熱解反應動力學描述,提供了理論和依據; ( 3 )為研究和確定不同尺的生物質顆粒中心達到全熱解的時間,在體視顯微鏡下對不同粒的生物質顆粒的長徑比進行了實驗觀察和測定,得出生物質的長徑比( l d )一般在5 . 0 6 . 0之間,平均為5 . 3的結果; ( 4 )採用復雜溫場傳熱學理論對生物質傳熱過程及充分熱解時間理論進行了研究,解析推導出了不同尺寸生物質顆粒中心溫達到充分熱解溫的時間( t ) ,得出了理論推導的充分熱解時間與最大產油率的熱解時間相一致的結果,為閃速熱解反應器固相滯留時間設計和預測提供了理論依據; ( 5 )根據上述實驗結果,綜合運用工程力學、工程材料、機械設計學原理,推導、建立了轉錐式閃速熱解反應器物料滯留時間( )與轉速(或頻率)合理匹配理論; ( 6 )提出了轉錐式閃速熱解反應器的最小錐角設計、錐壁強設計、生產能力設計理論和功率計算方法及臨界轉速理論等。
  7. Dissipative function of activated complexation and reaction rate

    化絡合耗散與反應速
  8. ( 2 ) the query function find of matlab is flexibly applied in general topological analysis and sharply reduce the code and complexity of program

    ( 2 )靈運用matlab的矩陣查詢find ,對常規拓撲分析演算法進行了改進,大幅減少了程序代碼和復雜
  9. After analyzing the existing ambiguity resolution methods the dissertation investigates the baseline rotation method based on the antenna - swap idea, and develops the fixed axis rotation maximum - minimum method ? farmm and the equivalent rotation maximum - minimum method ? ermm applicable for static basement and moving vehicle respectively. the former lowers the demands on rotation device while the latter improves the flexibility of antennae installation. meanwhile the dissertation also brings forward an ambiguity function search method which needs only one single epoch data with the outer aided information, and investigates the accuracy requirements for the assistant pointing information

    其次,通過與gps等多星系統定向關鍵技術的對比分析,指出雙星定向模糊確定的難;在分析現有模糊求解方法的基礎之上,研究了基於交換天線思想的轉動基線模糊確定方法,並提出了適合於靜基座的定軸轉動極大/極小值farmm法,以及適合於地面運動載體的等效轉動極大/極小值ermm法,前者降低了對轉動機構的要求,後者則提高了天線安裝的靈性;同時,提出了一種藉助外部輔助信息的模糊搜索法實現單歷元雙星定向,並分析了對外部輔助單軸姿態信息的精要求。
  10. With the retrospect and critique of the existing firm theory, this paper analyses the possible faults of each school ' s theory, which includes the theory of smith, marx, new classical and neo - institution, and utilizes the historical data to analyze the relation between the firm ' s boundary and income, and classifies the direct and indirect income of the firm to establish a new function of the firm ' s boundary which can explain the changes of the firm scale and the effect of the perfecting institution diminishing the transaction cost and raising the efficiency of the society action

    論文首先對現有的企業理論進行了批判性的回顧,逐一分析各學派包括斯密、馬克思、新古典以及新制學派的理論可能存在的不足和缺陷。在此基礎上,論文利用歷史據分析企業邊界與企業收入之間的關系,區分顯性收入和隱性收入,建立新的企業規模。在證明新的企業規模的合理性的基礎上,論文利用這一解釋企業的變遷,說明制的完善將降低交易費用,提高社會動的效率,並且認為隨著制的完善、個人目標和社會目標的趨同,共產主義社會並非是遙不可及的夢想。
  11. In this paper, according to the periodically active characteristics shown in the historical earthquake data in this region since 1900, we describe the rule of seismicity with sine function and furthermore make a preliminary forecast of the seismicity intensity and the developing trend in northeast china till the year of 2008 by using the periodogram of time sequence and other analytical methods

    摘要根據東北地區1900年以來的歷史地震資料所顯示的周期性動特點,用正弦描述其地震動規律,並結合時間序列的周期圖及其他一些地震動性分析方法,對該地區未來1 ~ 3年地震動發展趨勢和地震強作了初步預測。
  12. In order to assure that the stress and strain state of structure is secure, the author analyses respectively the objective functions of the reasonable finished state and buckle - cable adjusted phase ; thus, the optimized model based on fga is framed. finally according to the example, the computation datum are compared with the iterative forward analysis method and the optimal control theory. the result shows that this method can be used conveniently and meet the construction and design precision

    為了滿足大跨鋼管混凝土拱橋施工的安全性與成橋預期的內力狀態和拱肋線形,本文結合工程實例,分別對合理成橋狀態和扣索索長調整的目標的確定進行了分析,將一組多變量、多約束的最小化問題無約束化,從而建立起適合於該問題的遺傳演算法優化模型,將其計算結果分別與迭代前進法和隨機最優控制理論進行了比較;結果表明,採用該方法編制的基於結構計算的遺傳優化程序操作靈,能很好的滿足施工和設計要求。
  13. Abstract : according to the reservoir characteristic of calcium containing and thin interbed of putaohua and fuyang reservoirs in the low permeable oil fields in the peripheral daqing, this paper uses activated function, pattern recognition and resolution matching processing to realize the automatic dividing of reservoir thickness in low permeable oil fields so as to provide a reliable method for the evaluation and development of the reservoir parameters in the peripheral oil fields in daqing

    文摘:針對大慶外圍低滲透油氣田葡萄花、扶、楊油層含鈣、薄互層的儲層特點,採用、模式識別和解析匹配處理技術,實現了低滲透油氣田儲層厚的自動劃分,為大慶外圍油氣田的儲層參的評價與開發提供了快速、直觀、可靠的手段。
  14. ( 2 ) in the study of multivariate phenomena, each time variable should possess its own scaling parameter in order to allow maximal flexibility in time - frequency. the notion of multifrequency multifunction wavelets, to be introduced, is based on this point of view. multifrequency wavelets, via directional multiresolution analysis, generated by a single function is extended to multifrequency multifunction wavelets generated by a finite number of functions

    ( 2 )在研究多變量問題時,為了使時頻分析具有最大的靈性,要求每個時間變量都有它自己的尺,鑒於此,本文從尺構成正交基或riesz基出發,把一維多小波推廣到二維多頻率多小波,解決了構造正交或雙正交多頻率多小波所需要的理論依據。
  15. In this paper, a 3d finite element analysis software ( fzfx3d ) was compiled to simulate the construction process of mass concrete structures constructed with sequence method. based on the practical project xiluodu arch dam, the dam ' s construction process was simulated by a small time step size, 0. 5 or 1 days. the environmental temperature change, hydration heat rise, artificial cooling, creep, volume deformatio

    運用laplace變換方法將溫的求解表示為只與空間坐標及澆築時間有關的,從而避免了用隱式差分法、有限元法求解時需求解聯立方程的因而對測點選擇的依賴,也避免了顯式差分法求解穩定性受時間步長,測點間距大小限制的缺點,因而具有測點布置靈的特點。
  16. If we look tebc as a function, there are several parameters, such as time, space and the category or intensity of tourists " activities, that is to say, the study of tebc must be combined with a territory unit

    旅遊環境承載力可以被視為由時間,空間,旅遊動類型和強等變量決定的,正是由於時空異質性,旅遊環境承載力的研究必須與某一具體地域或地域類型相結合。
  17. When using modem optimization methods, the gradient vector information of the target function is not necessary, so there is much flexible in solving complex optimization problems

    使用現代優化技術時不需要目標的梯向量,因此在解決復雜優化問題時有更大的靈性。
  18. Wavelet transform is a time and frequency local transformation and it can withdraw the information from the signal. through the calculate function making the muti - scale analysis it resolves many difficult problems which fourier transformation ca n ' t resolve. in recent years the researches and the applications of wavelet transform on the image compression are flourish, but because wavelet transform is very complicated and its apply has certain localizations

    小波變換是一個時間和頻率的局域變換,因而能有效的從信號中提取信息,通過伸縮和平移等運算功能對或信號進行多尺細化分析,解決了fourier變換不能解決的許多困難問題。近年來小波變換在圖像壓縮的研究和應用都十分躍,但是由於小波的理論很復雜,因此應用起來就有一定的局限性。
  19. To explain the changing quantity of the population density, this paper using a quadratic function, to constitute a metropolitan spatial structure varying model, and find that income variable is a exlpanatory variable for metropolitan spatial structure change, and economic industry spatial changing quantity has no relationship with population density spatial distribution changing on metropolitan areas, and the policy implications of the explanations should be briefly discussed

    在人口密空間結構變化量上,本文利用二次方建立都會區空間結構變化模式,並透過影響都會區空間結構的解釋變,發現所得因素是解釋都會區空間結構變化的一個變,經濟產業動在空間上的變化量和人口在空間變化量無關,該測試結果並形成未來都會區發展政策上應注意的課題。
  20. To solve the problems of adaptive determinition of the cluster number, flexible objective function definition and approximate optimal computation in clustering analysis, a ga - based divisive hierarchical clustering algorithm ( gadhc ) was proposed, which integrated some features of divisive hierarchical clustering algorithm and binary genetic clustering algorithm

    摘要針對聚類中自適應確定聚類個、目標定義及優化的近似計算等問題,綜合了分裂式層次化聚類演算法能根據相似閾值自適應地確定聚類個的特點及二進制遺傳聚類演算法具有較強的搜索近似最優解能力及目標定義靈的特點,提出了一種基於遺傳演算法的分裂式層次化聚類方法。
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