極游動 的英文怎麼說
中文拼音 [jíyóudòng]
極游動
英文
polar wandering-
At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel
首先，系統分析了影響黃河水位的水沙因素，及僅用水沙因素有效研究水位的可行性，並按變量對應思想採集它們的相應數據；其次，由於相應水位過程數據中含極強的非線性關系，本論文經細致的理論分析，將基本的非線性分析方法、統計建模方法、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合，提出了能有效實現這類數據高精度擬合的分層篩選法，並改進了統計學中多因子（三個以上）方差分析法；再次，將這一方法用於黃河中高及中低含沙類洪水相應水位過程的擬合，實現了這一典型非線性關系的高精度擬合，各年汛期上下游相應洪水位過程的擬合誤差都較小；最後，明確黃河下游含沙量對水位的主要影響方式，即含沙量主要是與其它因素聯合對水位作用；另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。Polar bears are champion long - distance swimmers among land mammals, and it is not uncommon to find them at sea as far as 50 miles from land or an ice floe
在陸地哺乳動物中，北極熊無疑是長距離游泳冠軍。人們經常在距離陸地或者大塊浮冰50英里遠的地方看到它們。Abstract : this paper analyzes causal factors of flood in the middle reaches of changjiang river. due to neglection of environmental management, soil erosion in the upper and middle reaches of the changjiag river, lake sedimentation, large - scale reclamation of marshes, the flood regulation capacity of the lake was descended, and flood stage was risen and prolonged. consequently more and more river levees and lake dikes were reinforced almost every year to prevent the disasters, which made flood level go up and flood period last for more days. the frequency of flood and waterlogging disasters rose and their damage was enlarged. several proposals for flood prevention including agricultural modernization are put forward
文摘: 1998年長江大洪水后開始實施的「平垸行洪，退田還湖」的土地利用調整方案，從長遠來說應尋求農業安全且收入逐漸提高條件下的土地利用，長江中游地區應積極推進農業現代化，提高農業勞動生產率，轉移，減少分蓄洪區的人口，移民建鎮，對區內的土地要促進其規模經營，由優秀的有文化的農民經營，平時只有少量的直接從事農業生產的經營管理人員，農忙時則大量地使用季節性合同工或實現機械化，大洪水時退田還湖，減輕長江幹流大洪水的壓力，減少分洪與特大洪災時的損失，這樣還可促進避洪、冬季農業等的發展，也有利於長江中上游地區陡坡耕地的退耕還林，還可在糧食充足時進行休耕，在旱災、糧食緊張時擴大糧食生產?The british endurance swimmer and explorer wants to be the first person to swim at the geographic north pole
普是一位極限游泳運動探索者，他準備成為世界上在北極冰河游泳的第一人。Firstly, the status of our nation ' s water resources, flood and arid hazards is overviewed to illustrate the necessity for study on dynamic control of flood season limited water level. disadvantages in traditional limitsd water level design, static control of limited water level design, static control of limited water level and fuzzy limited water level curve are pointed out, and mending methods for these are introduced. dynamic control and its key problems are analyzed hi next section. the allowable range of limited water level is determined, so as the allowable extreme risk index. the definition of extreme risk is re - illustrated, risk analysis methods in reservoir operation is discussed either. according to the definition of extreme risk rate, the allowable extreme risk rate of reservoir is systematically demonstrated with variant extreme risk indexes and flood season limited water level
本文首先闡述了我國水資源狀況和水旱災害、說明水庫汛期限制水位動態控制研究的必要性；介紹了傳統汛限水位設計、汛限水位靜態控制、模糊汛限水位過程線存在的問題及其初步改進方法；分析汛期限制水位動態控制的方法及關鍵問題；進一步闡述了水庫極限風險率的定義；根據極限風險率定義，詳細敘述了不同極限風險指標時、不同汛期限制水位下起調，水庫所能承受的極限風險率計算方法。然後，基於極限風險率計算方法，以白石水庫為背景，研究「考慮壩體自身安全、考慮壩體安全與下游防護對象控制下泄流量的汛限水位動態控制的極限風險率」 。The limits of random walk with resting state in random environment
隨機環境中可逗留隨機游動的一些極限性質The present paper firstly represents the model about random walks in time - random environments on the right line, then the studies about recurrence - transience criteria and limit theorem by using some relative theories of markov chains, and finally a center limit theorem of this random walks in the non - recurrence case
摘要給出了半直線上時間隨機環境下隨機游動的模型，並利用馬氏鏈理論研究了該隨機游動的常返暫留準則和依概率收斂的大數定律，得到在非常返情形下的中心極限定理。The result was useful information. during the pra research, local participants in the survey were encouraged through innovative means such as group discussions, games and a ballot box. together with their facilitators, they formulated the local geographic outline, charted the division of labor between genders per day and season and discussed the major problems and solutions they are faced with
本次調查方法多樣，對農戶關鍵人物及關鍵機構訪談主要通過半結構的開放式談話獲取信息，而在參與式調查中，通過分組討論做游戲票箱法等新穎方式充分調動參與者的積極性，使他們與主持人共同繪制了當地輪廓圖男女分工圖24小時生活歷季節歷，共同探討了農牧戶生產中面臨的主要問題及其解決方法。In order to meet the needs of recent research in applied probability, such as finance and insurance, risk theory, random walk theory, queueing theory and branching processes and so on, the concepts of heavy - tailed random variables ( or heavy - tailed distributions ) are introduced. they are one of the important objects many scholars are concerned on. on the other hand, in a risk process, the number of these heavy - tailed variables " occurrence until the time t, i. e. all kinds of counting process, is one of the important objects, which many scholars are studying
在應用概率的許多領域，如金融保險、風險理論、隨機游動理論、排隊論、分支過程等，重尾隨機變量或重尾分佈都是重要的對象之一，另一方面，在一個風險過程中，到t時刻時，這些重尾變量出現的個數，即各種記數過程，也是人們研究的主要對象之一，本文主要對重尾分佈的控制關系與極值過程的跳時點過程的精緻漸近性進行深入的討論。It is foreseen that the stream of learned teachers coming from asia must run dry within the space of one generation, but there is good reason to hope that, long before this happens, there will be numerous western disciples well able to carry on their work with the same devotion to the welfare of sentient beings and the same, or even greater, success
然乃玄覺禪師靜極思動，竟於無開口處而開口，離言說相而言說，老婆心切作不平之鳴，以游戲三昧演成證道歌訣，無非欲接引眾生同登聖域。宣化亦不揣孤陋寡聞，冒豐干饒舌之咎，作無病呻吟之說，不惜拋磚引玉，竭盡愚忱，略述管見而解之。In some of these guessing games you need to be on your toes all the time
在有些猜謎游戲中，你必須始終積極開動腦筋。It is more enjoyable if you exercise with your friends, such as tai chi, swimming or ball games
此外，若能與朋友一起做運動，例如門球太極游泳等，可增添樂趣。The raptor, for example, made by the ultimate game chair company, has built - in speakers and features 12 motors that provide a full - body version of the vibration effects delivered through hand - held controllers
例如，終極游戲座椅公司製造的「猛禽」內部集成了揚聲器和特有的可以將手持操縱桿的振動傳動到全身的12個馬達。It takes being an active participant in your life
你必須在這場游戲人生中積極主動。It takes being an active participant in your life. but you are in the driver ' s seat, and you can determine the direction you want tomorrow to go in
你必須在這場游戲人生中積極主動。而且你正在駕馭這場游戲，並決定著自己明天前進的方向。Thereafter mathematical model on magnetic tensile force along axial direction was established based on magnetic charge integral calculus by equivalent magnetic charge theory, by which characteristics and relationship among structural parameters of magnetic poles and magnetic tensile force, as well as effect on the swimming characteristic of the robot by magnetic tensile force, were calculated and experimented
基於等效磁荷理論，採用磁荷積分法建立了驅動器的軸向磁拉力模型，對驅動器磁極結構參數與磁拉力的關系特性以及磁拉力與機器人游動關系特性進行了理論與試驗研究。Thirdly, we study the a - invariant radon measures for random walks and levy processes and give some nice ratio limit theorems that is relative to the a - invariant radon measures
同時我們研究了隨機游動和l vy過程的-過分函數和-過分測度，並給出過程沿著矩母函數的次微分方向趨于-不變radon測度的一些比例極限定理。Polar aquarium is a joint venture between haichang group sea - rich oil singapore co., ltd and dalian hutan amusement park co., ltd. with a total investment of 400 million rmb, the aquarium covers a 20, 000 - sq - m area. ocean animals both from the south polar and the north polar regions share neighborhood here
昌集團西瑞克石油新加坡有限公司與大連虎灘樂園實業總公司共同合作由海昌集團投資4億元人民幣，在久負盛名的大連老虎灘公園打造了具有國際水準的集海洋動物極地動物觀賞和游樂為一體的大型極地海洋動物館。By the asymptotic properties of random walk we develop suffcient conditions for the convergence of conditional solution to nonconditional solution, necessary and sufficient conditions for the finiteness of absolute moments of any order and for the persistence of endogenous variables and exogenous variables
利用隨機游動的極限性質得到了條件解收斂于無條件解的充分條件，任意階矩有限的充要條件以及外生變量與內生變量持續性的充要條件。Solomon ( 1975 ) introduced the concept of random walk in a random environment, proved the existence of the model on the set of integers, and obtained its limit theorems
Solomon （ 1975 ）引進了隨機環境中隨機游動的概念，在整數集上證明了該模型的存在性，並得到了它的極限定理。分享友人