隨機波動 的英文怎麼說

中文拼音 [suíjībōdòng]
隨機波動 英文
random fluctuation
  • 隨 : Ⅰ動詞1 （跟; 跟隨） follow 2 （順從） comply with; adapt to 3 （任憑; 由著） let （sb do as he li...
  • 機 : machineengine
  • 波 : Ⅰ名詞1 （波浪） wave 2 [物理學] （振動傳播的過程） wave 3 （意外變化） an unexpected turn of even...
  • 隨機 : random stochasticrandom
  • 波動 : 1 （不穩定） undulate; fluctuate; unsettle; surge; rise and fall 2 [物理學] wave （motion）; wave...
  1. Advances in estimation of stochastic volatility models

    隨機波動模型估計方法研究進展
  2. The numerical solution for pricing american options under stochastic volatility is considered

    摘要考慮隨機波動率下美式期權定價問題的數值模擬求解。
  3. This paper applies ittc single - parameter ocean wave spectrum to simulate a random long - crested ocean wave according to statistics superposition theory and real - time simulate disturbance on the ship by random wave. it simulates roll and pitch of the ship in random wave in the time domain and gains roll angle ( t ) and pitch angle ( t ) signal of ship rolling movement

    本文根據統計疊加理論，採用ittc單參數標準海浪譜模擬模擬實際的長峰波隨機海浪，進而實時模擬長峰波隨機海浪對船舶的隨機擾動，對船舶在海浪中的橫搖和縱搖運動進行了時域模擬，得到船舶搖蕩運動的橫搖角信號（ t ）和縱搖角信號（ t ） 。
  4. Simulating random movement of sea wave in the wave basin and making researchs into the action of sea wave on coastal and offshore structures could provide the reliable basis for engineering design and scientific experimentation

    在實驗水池中模擬海上多向不規則波浪的隨機運動現象，進而研究波浪對海洋工程與港口建築物的作用，可為工程設計與科學實驗提供可靠的依據。
  5. Random wave - theory analysis of layered soil sites under p - and sv - wave excitations

    波作用下層狀土層隨機波動分析
  6. Estimating volatility of chinese stock market by stochastic volatility model

    基於隨機波動性模型的中國股市波動性估計
  7. Cyclostationarity of vibration signal of rotating machine with random fluctuation of angularspeed

    轉速隨機波動旋轉機械振動信號的周期平穩性
  8. Influence of the sampling method of signal with uniform random fluctuation frequency on spectrum analysis

    頻率均勻隨機波動信號采樣方式對譜分析的影響
  9. Considering a financial market with risky stocks and riskless bond, we describe the stochastic model of stock prices with stochastic volatility

    在考慮一個帶有股票和債券的金融市場后，本文提出了一個具隨機波動率的股票價格的隨機微分方程模型
  10. At present, there are various of power losses analysis and calculation methods, but most of them do not consider the effect by uncertainty of power injection at buses

    目前，網損分析計算方法很多，但大多很難計及節點注入功率隨機波動等不確定因素所造成的影響。
  11. The main purpose of this study is to simulation a random fluctuation of wind velocity fitted to specified power spectrum in low frequency range in our wind tunnel

    本文研究的目的是在風洞中模擬風速隨機波動的陣風，這個基礎性工作對于開展風洞中的其它研究有著重要意義。
  12. The distribution of stream - wise particle velocity follows the log - law under various flow conditions and for different particle diameters, and the fluctuation of the other two velocity components is random

    對不同的粒徑和不同的水流條件，顆粒縱向平均速度都符合對數分佈規律，垂向和橫向的平均速度屬于隨機波動的范圍。
  13. ( 3 ) setting up a stochastic convenience yield model of evaluating mineral resources assets based on the basis of the option a stochastic convenience yield model has been structured and a stochastic convenience yield method of evaluating mineral resources assets based on option has been set up

    （ 3 ）建立了基於期權的礦產資源資產估價隨機便利收益方法從風險中性的角度出發，構建了便利收益的隨機波動模型，推導出礦產資源資產估價的隨機便利收益模型。
  14. Then a simplified computational modal of damping isolation systems is established for a platform structure, and the relationships between the parameters of isolation layer and structural damping ratio, including their vibration - suppressed effect on the whole structure and the relative displacement of isolation layer are studied, and the simulation analysis under several representative load case of random wave force and earthquake affairs is performed. under random wave force, using complex mode theories, non - classically damp problems considering the interaction between the structure and wave, lying in deepwater, are studied. and the resolution solution of structural response are achieved. the results of calculating and analysing show that adding damping isolation to a jacket is an effective way to reduce vibration for offshore platforms

    針對某一典型平臺結構，建立了海洋平臺結構阻尼隔振體系簡化計算模型，進行了波浪荷載工況和地震工況的數值模擬，研究了隔振參數與結構阻尼比的關系以及它們對結構整體和隔振層層間相對位移的控制效果，運用復模態理論研究了位於較深水位的固定式導管架海洋平臺在隨機波浪力作用下考慮結構與波浪相互作用時運動方程中非經典阻尼的解耦問題，獲得了結構響應的解析解。
  15. Seismic response analysis of a long - span cable - stayed bridge under random seismic excitations with spatial variations, including travelling effect, incoherence effect and local site effect, was made with stochastic method

    摘要以南京第二長江大橋南漢橋為例，採用隨機振動分析方法研究了地震動的空間變化特性，包括行波效應、部分相干效應以及局部場地效應對大跨度斜拉橋地震響應的影響。
  16. By means of trigonometrical progression method and the mainline track spectrum, the sample function of the chinese mainline railway track random geometric irregularity is simulated. with the data obtained from track geometry inspection car on qinhuangdao - shenyang special line for passenger transport and arma time series model, the sample function of high - speed railway track random geometric irregularity are simulated. based on existing literature, the artificial bogie crawl waves at various different speeds are randomly simulated

    根據我國干線鐵路軌道譜，採用三角級數法模擬出干線鐵路和準高速鐵路軌道不平順的樣本函數；根據秦沈客運專線高速試驗段軌檢車資料，採用arma時間序列模型模擬了高速鐵路軌道不平順隨機樣本函數；在既有研究資料的基礎上模擬出各種速度客車構架人工蛇行波；用隨機變量描述道床橫向剛度，並進行了隨機模擬；將振動理論和穩定理論結合建立系統的分析模型和運動方程；根據monte ? carlo法編制了車輛?軌道耦合系統隨機振動分析程序，進行了無縫線路隨機動力響應分析，通過試驗對計算模型、計算方法進行了驗證。
  17. For guaranteeing the supply and the maintenace with the continuous and the balanced, business enterprise to must store the supplies of the certain quantity, this is the stock. that quantity is excessive, and not only take up the large quantity of warehouse area, return possibility because of the long - term put off but make the supplies damage change in character, result in wasted ; quantity over little, because of the need of undulate and provide with the machine a phenomenon for indetermination for time of delivery, may very take placing supply falls short of demand, give produce to maintain to take to lose, so that must enhance science management towards stock

    為了保證供應和維修的連續性和均衡性，企業必須儲備一定數量的物資，這就是庫存。庫存數量過多，不僅要佔用大量的倉庫面積，還可能由於長期積壓而使物資損壞變質，造成浪費；數量過少，由於需求的隨機波動及供貨單位交貨時間的不確定性，很可能發生供不應求的現象，給生產維修帶損失，因此必須加強對庫存的科學管理。
  18. Optics and optical instruments. environmental test methods. temperature cycles combined with sinusoidal or random vibration

    光學和光學儀器.環境試驗方法.與正弦波振動及隨機振動組合的溫度循環
  19. ( 2 ) setting up a stochastic interest rates model of evaluating mineral resources assets based on the basis of the option a stochastic interest rates method has been structured and a stochastic interest rates method of evaluating mineral resources assets based on option has been set up

    （ 2 ）建立了基於期權的礦產資源資產估價隨機利率模型構造出利率變化的一般隨機波動模型，在此基礎上推導出基於期權的礦產資源資產估價隨機利率模型。
  20. The introduction black - scholes models still assumed, namely the introduction of modern process ( wiener process, also called brownian motion ) to save the stock yield random fluctuations, weak markets and the effectiveness of the use of consistent share of the techniques ( ( markov property ) to describe the stock price change random process, the use of risk - neutral pricing theory through the analysis of the nature of asset price process martingale, established european style to the value of stock options with mathematical models

    本文仍然引入black - scholes的模型假定，也即引入維納過程（ wienerprocess ， alsocalledbrownianmotion ）來刻畫股票收益率的隨機波動，採用與弱型市場有效性相一致的股價的馬爾可夫性（ markovproperty ）來描述股票價格變化的隨機過程，運用風險中性定價理論，通過分析資產價格過程鞅的性質，建立了歐式再裝股票期權價值的數學模型。
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