閉模型 的英文怎麼說
中文拼音 [bìmóxíng]
閉模型
英文
closed model-
To study atomic models for closed - loop supply chain in e - commerce
電子商務環境下閉環供應鏈的原子模型研究Based on the algorithm, the modeling methods of complex situations such as curved surfaces, partial absorption, directional sources, multiple sources and various sound barriers, have been presented. then, the objective modeling ( parameter prediction ) and the subjective modeling ( binaural auralization ) of enclosed sound fields have been studied in detail. in order to verify the above algorithms, the results worked out by our computer program have been compared with those of measurement in real buildings, calculating by statistical method, modeling by other researchers and a kindred software
聲場視聽一體化是在封閉聲場參數預測( parameterprediction ) 、可聽化( auralization )和可視化( visualization )基礎上提出的一個新的概念,其本質含義是:在一定的聲學、數學和信號處理理論基礎上,通過建立三維聲場的計算機模型,實現從客觀聲學指標、主觀聽覺感受和直觀視覺效果三方面對三維封閉聲場進行綜合的預測和評價。The model contains nose rail, wing rail, locking hooks and all relative components. the crossties are simplified as elastic foundations. thus, the model reveals the real working state of the locking hooks
論文中採用的計算模型包括心軌、翼軌、鎖閉鉤等幾乎所有的相關部件,沒有建模的枕木及地基也做了相應的簡化處理,並引入到了邊界條件中,比較真實地反映了鎖閉鉤的真實受力狀態。Domain theory provides the mathematical foundation for denotation semantics of computer program languages. it is characterized by the close connection between order and topology, which makes it the common study field of both computer experts and mathematicians. weight, character and density are generally called cardinal functions
一種domain范疇要成為某種語言的語義學模型其基本條件是笛卡爾閉的,因而研究domain范疇的笛卡爾閉性或者說尋找笛卡爾閉的domain范疇就自然成了domain理論中一個十分基本的問題。By hydraulic modeling, this paper describes studies on the stability of a floating bulkhead operating in standing water and flowing water, and it ' s hydrodynamic stability characteristics that distinguish in standing water from in flowing water ; and direct measurements of the forces acting on the model floating body during floating and sinking is taken. as a result, the rotation stress curves are produced and analyzed ; to provide data for optimum operation schedule analyses of the sluice, the relationship of the impact forces acting on the side wall of the gate and the running speed is studied ; the reasons of unstably uplifting of the bulkhead are discussed and the method to solve the problem is also given in this paper
本文結合常州新閘防洪控制工程水工模型試驗,系統分析了浮箱門在靜水和動水中的穩定性及其影響因素,指出靜水穩性和動水穩性的不同特點;試驗測定了浮箱門動水運行時的受力情況,給出並分析了定位過程轉動力的變化過程曲線;根據浮箱門啟閉速度與門體和岸墻之間撞擊力大小的關系,選擇合理的動力設備,為設計和工程實踐提供可靠依據;分析浮箱門難以穩定上浮的原因,並給出解決方案。In this dissertation we make a study of subliminal channels that conclude the progress, the application, the model, the construction, the stego - key, the capacity, the security, the way to realize subliminal - freeness, and so on
本文對閾下通道技術進行了比較全面的總結和研究,包括閾下通道的發展狀況,應用前景,閾下通道的模型,構造方法,隱匿密鑰,容量,安全性以及封閉方法等。Based on the speech produce model, we find the reason of periodicity disappearance and the extremum number increase by analysing the character of speech signal when the glottal closes
於是從語音產生模型入手,詳細的分析了聲門閉合時刻語音信號的性質,找到了濁音信號經過小波變換後周期性消失、極值點個數增多的原因。But it is not the same with surd or the alternation of sonant and surd. on the base of the acoustics, a whole linear time - varying discrete speech produce model is established through anatomising the factors including track, driving source and lip eradiation the mechanism of speech in this paper, and we draw a conclusion that the time between glottal closure is pitch period
本文從聲學理論出發,剖析了語音產生的機理,綜合考慮聲道、激勵源和嘴唇輻射三方面的因素,建立了一個完整的、線性的和時變的語音產生的離散系統模型,得出兩次聲門閉合事件之間的時間間隔就是基音周期的結論。The research result shows that this physical model is useful to determine the locked area along plate boundary faults and further to make the long term and middle term earthquake prediction
研究結果表明,運用該模型方法可利用大地測量數據確定沿板塊邊界斷層帶的相對閉鎖區,從而進行中長期地震預報。In addition, this model can be generalized easily in the case that many units competing in an obturating system and only one or few will win finally
本模型可以無困難地推廣到多個個體在一個封閉系統中競爭,僅有極少數個體最終獲勝的情形,文章所得結果對于該類復雜系統的建模具有普適意義。5 ) the 3 - d geometry and finite element model of the assembly of the optimized obturator of the breech mechanism is set up in terms of the optimized structural parameters. quasi - static and dynamic finite element analysis of stiffness, strength and obturating performance of the optimized obturator of the breech me chanism is performed
利用優化后的結構參數建立了優化后炮閂閉氣結構的裝配體三維幾何實體模型和有限元模型,對優化后的炮閂閉氣結構剛強度和閉氣性能進行了準靜態及動態多體接觸彈塑性有限元分析。Instead of closed boundary conditions which will bring large pressure effects because of return flow, a flow through boundary condition is adopted
該模型的主要特點是採用開放邊界條件,從而可以避免原有封閉模型因迴流問題而產生的復雜效應。Firstly, based on the present research all over the world, a 3d quasi - single phase model is built together with k - equations. the special feature of this model is taking account of the influence of interaction between liquid and gas, that is to say, the influence of interphase drag force, lifting force perpendicular to the relative velocity, virtual mass force and gas or liquid volume fraction in the fluid field have been considered. a 3d two - fluid model is also built in order to describe more accurately the fluid flow on distillation trays by comparing the computational results of quasi - single phase mathematical model with of two - fluid mathematical model
本文在國內外已有的研究基礎上,首先建立了以k - (封閉模型為基礎的三維擬單相流模型,該模型的特點在於充分考慮了氣液兩相間相互作用的影響,即計入了相間曳力、橫向升力、虛擬質量力和氣、液相含率對流場的影響;並建立了塔板三維雙流體模型,主要目的是通過對比擬單相流數學模型、雙流體數學模型的計算結果,建立能夠準確描述塔板上流體流動的數學模型。A open - close mathematic model is introduced into calculation of torsional vibration. results show : kurtosisness and high harmonic will increase when crankshaft have crack. 5. cylinder score is also diagnosed by torsional vibration in this paper, when cylinder score occurring, the friction of piston will decrease the action of air pressure
本文借鑒了裂紋轉子剛度的開閉模型,首次對含有變剛度單元的柴油機動力裝置進行了扭振計算,結果表明柴油機曲軸有裂紋后,扭振的角位移和附加振動力矩的高諧次分量會增加,峭度值增加。Numerical simulation on the three - dimensional turbulence flow in the pick - up tube is based on reynolds time - average navier - stokes equations. the k - turbulence - closed model is used in this paper. in the near wall area the standard wall function is used
對集流管的三維粘性紊流模擬計算是建立在雷諾平均的navier - stokes方程的基礎上,紊流封閉模型採用目前工程上應用比較廣泛的模型,在靠近固壁區採用了標準的壁面函數法。By analyzing the abundance distribution of the calanus sinicus at the fronts in the two surveys, we try to find the direct dominant physical processes. and on the basis of that, provide a simple coupled physical and biological model and apply it in the bohai sea. the position of the tidal fronts and vertical circulation structure near the fronts are examined using the blumberg & mellor 3d nonlinear numerical coastal circulation model incorporating with mellor & yamada level 2. 5 turbulent closure model
論文基於目前國際上普遍使用的blumberg & melior三維非線性環流模型( ecom )並結合mellor & yamada的21 / 2階湍封閉模型,採用blumberg & mellor改進的半隱式數值差分格式,首先對黃海海洋鋒位置及其鋒區環流特徵、形成鋒的主要動力機制等進行了研究。Based on the human capital research both inside and outside of china, chinese human capital input - output partial - closed model in 2000 is compiled by using input - output technique
摘要在國內外學者對人力資本理論研究的基礎上,藉助投入佔用產出理論與方法,編制了2000年人力資本投入佔用產出局部閉模型。( 2 ) work out a table of human - power capital input - output partially close model, on the basis of the consideration of the direct and indirect influence caused by residents " income growth and consumption expansion, and make the definition and quantitative analysis of the new designation in the table
( 2 )在基本投入產出表的基礎上,考慮了居民收入的增加以及消費的擴大所帶來的直接和間接影響,編制了人力資本局部閉模型投入產出表,並對表中的新增項做了定義和量化分析。Application of homogeneous k - equation turbulent closure model in the coastal sea
齊次湍流動能輸運方程封閉模型在淺海動力學中的應用Effects of tensor closure models and 3 - d orientation on the stability of fiber suspensions in a channel flow
張量封閉模型與三維取向分佈對纖維懸浮槽流穩定性的影響分享友人