極小極大性 的英文怎麼說
中文拼音 [jíxiǎojídàxìng]
極小極大性
英文
minimum maximum property-
Landslide is a geological hazard with serious losses. it is very important to research the controling methods. slide - resistant pile, which has many advantages such as high adaptability, little interference to landslide and geological environment, short construction time, high silde resistance, is a main method to control landslide. pneumatic down - the - hole hammer is a drilling method with many advantages. its features, such as wide application range, high hole quality, no circulating medium, low operation regulations, and drilling big diameter rock hole, fit to construct slide - resistant pile. according to the requirement of silde - resistant pile construction, this paper analyses feasibility that pneumatic dth hammer drilling applies to construct slide - resistant pile on the basis of introducing the features of pneumatic dth hammer. then an applied example is given
滑坡是一種危害極大的地質災害,它的整治方法研究具有重要意義.抗滑樁是一種適應性強、對滑坡穩定性和地質環境干擾小、工期短、抗滑能力強的滑坡整治方法.風動潛孔錘鉆進是一種具有許多優點的鉆進方法,它的許多特點,如成孔質量高、應用范圍廣、無液體循環介質、鉆進規程參數小、可實現大直徑基巖鉆孔等都適合於抗滑樁施工.文章在介紹風動潛孔錘鉆進特點的基礎上,根據抗滑樁施工要求,分析了風動潛孔錘用於抗滑樁施工的可行性,並舉出了其應用實例Thereinto the concavity and convexity of functions is important condition in minimax theory
其中函數的凹凸性是極大極小定理的重要條件。Sometimes different combinations in the concavity and convexity of functions may construct a new theorem
函數凹凸性的不同組合往往可以構成一個新的極大極小定理。A minimax theorem generally involves three assumption conditions : space structures on sets x and y, the continuity of the functions and the concavity and convexity of functions
一個極大極小定理一般涉及三個假設條件:集合x和y的空間結構,函數的連續性和函數的凹凸性。Thus the use of steel fiber reinforcement concrete in corbel can avoid complicated calculating in design, and the diminish difficulty of construction, at the same time when corbel ' s dimension can not be increased the reinforcement concrete corbel ' s ultimate load capacity and anti - seismic performance can be improved by the addition steel fiber into concrete. this method has become a kind of applied method and is highly concerned by the domestic and international academe and engineer group
因此,在配筋密集的牛腿中使用鋼纖維混凝土可以避免設計時繁雜的配筋計算、減小施工難度,同時在牛腿截面尺寸不能增大的情況下,可以通過加入鋼纖維來提高鋼筋混凝土牛腿的承載力和抗震性能,用鋼纖維加入鋼筋混凝土牛腿已成為一種實用方法受到了國內外學術界和工程界的極大關注。Though there are a certain level of counteractive impacts to the market power from the price - differentiation agreement and dynamics of demand, the influence of market power cannot be eliminated ; 3 ) in the electricity market, the market power size is greatly influenced by the supply - demand relationship, extent of concentration, and market collusion
雖然差價合約和負荷需求彈性對市場力有一定的抑制作用,但並不能消除市場力的存在。 ( 3 )電力市場的供需關系、市場的集中度以及市場共謀的有效性極大地影響著市場力的大小;發電企業的成本和發電容量的限制在某種程度上也影響著市場力的實施效果。As analyzed, ( 1 ) the rapd technique is highly sensitive to investigating genetic diversity in t. lepturus and e. muticus. t. lepturus exhibits lower polymorphism and genetic diversity than e. muticus ; ( 2 ) according to the analysis of the partial mitochondrial 16s rrna gene sequences, a very low intraspecific variation and considerably high divergence among species were found, which reveals a dual nature of conservatism and variability in mitochondrial 16s rrna gene ; ( 3 ) five primers generate the species - speeific rapd sites and these sites can be served as the molecular markers for species identification and ( 4 ) it can be proved at dna variation level that t. lepturus and e. muticus are of two species respectively pertainiag to different genera, which supported the nelson taxonomic conclusion
分析結果表明: ( 1 ) rapd技術研究黃海帶魚和小帶魚的遺傳多樣性具有較高的靈敏度和檢出率,帶魚的多態比例和遺傳多態度均較小帶魚的低; ( 2 )線粒體165出兇a基因序列在分析兩物種遺傳變異時表現出保守和變異的雙重特性,種內變異極小而種間較大: ( 3 ) 5個隨機引物擴增出種特異的ra衛d帶,可作為種間分子鑒定標記; ( 4 )研究證實帶魚和小帶魚是不同屬的兩個種,從而在分子水平上支持了nelson分類系統的觀點。The project - learning curriculum must lay different particular emphasis on different learning - stage. it is because that the students of different ages have great difference in intellectual structure, body and mind character, lifer exprience., knowledge - level.,
由於小學、初中、高中不同年齡段的學生在知識結構、身心特點、生活閱歷、認識水平和理解能力等方面存在著極大的差異,這就決定了研究性學習在不同的學段應有不同的側重。A modificatory mle model has been put forward to reduce the estimate error of reliability characteristic parameter in case of the little fail data
本文提出一個極大似然估計( mle )的修正模型( mmle ) ,以減小採用mle在小子樣情況下可靠性特徵量的估計誤差。A lot of experiments have been done in the process of exploiture soft packaging li - ion battery about how to choice the rational arts and crafts. the content include : how to deal with the collector, add how much pvdf in the material, how long the material need to stirring and the right viscidity, how much condubtivity agent the electrode need, what theckness is best, choice different collectors, the degree of dryness of the electrode, theckness of pressed model, how much electrolyte will be added, placement how long after added the electrolyte, system of formation how to influnce the battery, in formation the battery need or not need preesure from outside, how to vacuumize and the optimize matching positive pole and negative pole. with these practice make sure the parameter of the positive pole should less than 90 m ; according to different vacuumize order the conduc - tivity agent in anode will be 5mass % and 9mass %, respectively, and in cathode the data is 2mass % ; every 100mah added to 0. 4 ml electrolyte ; before formation the battery should be placement 8 hours and the system of formation must be less than 0. 01c before the voltage reach to 3. 0v ; should press in outside when battery in formation ; to these batteries which capacity more than 350mah the vacuum time not excess 15s ; the optimize matching positive pole and negative pole between 2. 10 : 1 and 2. 15 : 1. finally make out the battery which cycling performance and security are all very well
液態軟包裝鋰離子電池的研究主要是對關鍵工藝進行了優化設計,具體包括:集流體的處理、 pvdf的加入量、漿料攪拌時間和粘度、導電劑的加入量、電極膜的厚度、不同集流體的選擇、電極膜的乾燥程度、壓型的厚度、電解液的加入量、注入電解液后靜置時間的長短、化成制度的影響、化成時電池所具有的壓力影響、抽真空的處理、正負極活性物質的匹配。最後確定出液態軟包裝鋰離子電池最佳工藝參數:正極膜的厚度小於90 m ;根據化成時不同抽真空順序,確定正極膜中的導電劑的加入量分別為5mass %和9mass % ;負極膜中導電劑的加入量為2mass % ;電解液的加入量為每100mah添加0 . 4ml ;化成前電池的靜置時間應當大於8h ;電池在3 . 0v之前採用小於0 . 01c的化成制度;在化成過程中應當施加一定的外部壓力;對於350mah的電池抽真空的延時不應大於15s ;而正負極活性物質的質量比應當在2 . 1 : 1 2 . 15 : 1之間。Fast algorithms of both discrete and orthonormal wavelet and wavelet packet coefficient are diagrammatized to be introduced. daubechies wavelet is applied to help to discuss the application and test on signal filtering and noise reduction with the principle and threshold implementation ; the basic principle to pickup the fault characteristics is introduced mainly about the relations between the maximum module and signal saltation point and how to characterize the saltation point with lipschitz exponent
展示了離散正交小波變換的mallat快速演算法和小波包系數分解的快速演算法;重點應用daubeches小波探討了小波變換在信號濾波去噪中的應用和實驗,闡述了其基本原理和通過閾值化處理實現濾波的具體方法;探討了用小波變換進行故障特徵提取的原理,說明了小波變換模極大值和信號突變點之間的關系以及怎樣用李氏指數來表徵突變點的性質。The famous mallat decomposition algorithm is applied. the correlations between the neighboring wavelet transform coefficients are utilized to restrain noises and the local maxima of the coefficients provide information of image boundaries
並利用相鄰尺度間小波系數的相關性和一種非線性函數進行噪聲抑制,同時利用小波系數的模極大值來提取邊緣點。In ported trials, wu gave the minimum tr of all plants, and its diurnal maximum tr persisted stability the most within the range of soil moisture 20. 4 % - 6. 4 %. ; nx lowered its tr and shrank its high - low lines after had experienced irregular wet - drought hardening period during culturing ; kerqin performed a plasticity as compared to field ; c. lanata also stood the most stability but on the basis of middle - high maximum tr level ; tr by caragana korshinski was high when soil water was abundant, but was lowest for lack of water ( 6. 4 % )
盆栽試驗表明,華北駝絨藜蒸騰最弱,且在土壤含水量20 . 4 6 . 4的范圍內最高蒸騰速率穩定性最強;經脅迫鍛煉寧夏駝絨藜蒸騰降低,變幅減小;科爾沁駝絨藜與大田相比蒸騰可塑性較強;土壤水分變化中,北美駝絨藜蒸騰在中高水平上維持穩定的能力最強;水分良好時檸條蒸騰很強,水分脅迫中蒸騰極大降低。Polyparaphenylenevinylene ( ppv ) has been paid attention to because of good photoelectric property and peculiar molecule framework ; fullenene have three - dimensional conjugated structure and diminutive electron binding energy, and its peculiar structure and property has interested photoelectric scientist. as an electronic acceptor, c60 can enhance the efficiency of organic photoelectric cells compounded with ppv. but the little solubility of c60 in common organic solvent limited its application, and processing measure need more researchment
聚對苯乙撐( ppv )具有優良的光電性能和特有的分子構架而倍受關注, c _ ( 60 )具有三維共軛結構完美的對稱性和小的電子結合能,以其獨特的結構和性能引起了光電科學工作者的極大興趣,將c _ ( 60 )作為電子受體與共軛聚合物ppv復合可以使有機光伏電池的效率提高。Defining the minimax robust control of discrete time - delay systems, the existence condition and design method of minimax robust controller are given by the lyapunov method and lmi ( linear matrix inequation )
給出離散時滯系統的極小極大控制定義,利用李亞普諾夫方法和線性矩陣不等式( lmi )方法給出了極小極大魯棒控制器的存在條件和設計方法。Differing one from another in natures and moods so greatly as they did, they yet formed, bending, a curiously uniform row - automatic, noiseless ; and an alien observer passing down the neighbouring lane might well have been excused for massing them as hodge
他們這一群人的天性變異極大,性情也大不相同,但是他們都彎著腰,排成整得讓人感到奇怪的一排他們都是一聲不響地自動地排在一起的這時候如果有一個外來人從附近的小路上走過,看見了他們,很有可能會把這群人都叫做「霍吉」的。Then by building and solving the convex optimization problem, the optimal upper bound of performance index and parameters of the state feedback controller is given
通過建立、求解凸優化問題得到最優極小極大控制器參數和性能指標的最小上界。Some solvability conditions of periodic solutions are obtained for a class of first order superquadratic non - autonomous hamiltonian systems in light of the minimax methods of critical point theory
摘要運用臨界點理論中的極小、極大方法得到一類超二次哈密頓系統的周期解的存在性的存在性定理。An information entropy - based uncertainty measure is presented first based on generalized rough set model in this paper, which is suitable for evaluating rules retrieved from noisy data. second, this paper puts forward generalized minimal - and - maximal - rules - learning methods and generalized maximal - minimal - rules - conversion model because we can encounter noisy problems in most real - life problems. third, this paper puts forward a new discretization method for the continuous attributes, which is based on the clustering and rough sets theory
本文在對粗集及其相關理論的研究基礎上,首先給出了一種基於推廣粗集模型和信息熵的規則不確定性量度,該不確定性量度適于評價從有噪音數據中提取的規則;鑒于實際應用中經常能遇到噪音的問題,本文提出廣義極小極大規則學習方法,同時還提出了廣義極大極小規則轉換模型gmm ;最後,本文基於聚類方法、結合粗集理論提出了一種新的連續屬性離散化方法。As time goes on, minimax principle not only is the fundamental principle in the theory of games but also becomes an important content of nonlinear analysis and an object of study in their own right
隨著研究的深入,極小極大原理不但是博弈論中基本原理,而且也成為非線性分析中一個重要的組成部分,並形成一個獨立的研究方向。分享友人