流式數 的英文怎麼說

中文拼音 [liúshìshǔ]
流式數 英文
number of streams
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
  • : 數副詞(屢次) frequently; repeatedly
  1. Residual a posteriori error estimate two - grid methods for the steady navier - stokes equation with stream function form

    方程兩重網格演算法的殘量型后驗誤差估計
  2. Regard - ing the surface runoff mechanism, liang and xie 1, 2 presented a new surface runoff parameterization which dynamically represents both the horton and dunne runoff generation mechanisms within within a model grid cell together with a consideration of the subgrid - scale het - erogeneity, which can be applied to not only humid regions but also droughty regions as well 3, 4. regard - ing the soil water movement, xie et al. 5 developed an unsaturated flow numerical model based on the finite element method, and xie et al. 6 presented another numerical model to compute soil moisture and water flow flux together by means of a mixed finite element method

    在地表徑方面,文獻1 3發展了一種同時考慮蓄滿超滲產機制及次網格非均勻性的新的徑機制模型,並用其改進了陸面模vic variable infiltration capacity中的徑計算,該模型既適用於濕潤地區也適用於乾旱地區4 .在土壤水模型方面,文獻5採用有限元質量集中法發展了非飽和土壤水值模型,文獻6則採用混合有限元法建立了非飽和土壤水分含量和通量計算的值模型
  3. Based on the demand of power department, a full distributed multifuncitional monitoring device is studied. this instrument not only can measure the data of hydroelectric plant, but also integrate the funcition of control the dynamotor, by cooperate with the program of epigynous system, it can realization the auto generate electricity on the hydroelectric plant and ordinal startup - stop of the dynamotor. 2 furthermore, performance of integrated dft arithmetic enhances the acturacy and reliability of measure. by communication several devices can run online to be controlled dispersedly and managed centrally

    本文分析了國內外水電站自動控制裝置的研究和發展狀況,尤其是國內小型水電站的自動化現狀,針對現有電力部門的需求,設計並實現了一種單元的微機自動監控裝置,該裝置不僅實現了對水電站內各種模擬參字信號的實時監測功能,還對水輪發電機組進行了調控,通過與上位機處理程序的配合,可以實現水電站的自動發電控制、機組順序啟停;在測量發電機組機端電壓和電的時候,採用32點離散傅立葉演算法( dft ) ,增加了測量的準確性和可靠性;通過通訊可以實現裝置的聯網運行,做到「分散控制、集中管理」 。
  4. Second, we discuss the influence of environmental referance potential temperture and thermal wind on mesoscale symmetric instability. we find the expression of disturbance stream function and criterion of symmetric instability by analytical method and conclude that change caused by environmental referance potential temperture with height and thermal wind make critical richardson number and disturbance critical half - wave length of symmetric instability larger, that is to say, they benefit the occurance of symmetric instability. third, we study nonlinear perturbation analysis of mesoscale vertical circulation and evolution equation by means of f - plane. non - hydrostatic balance and filiter model

    第二,討論了環境位溫與熱成風因子對中尺度對稱不穩定的影響。運用解析的方法求出了擾動的表達和對稱不穩定的判據,發現環境參考位溫隨高度的變化與熱成風因子使得對稱不穩定臨界理查遜及擾動的臨界半波長都變大,這有利於對稱不穩定的發生。第三,採用f平面、非靜力平衡、濾聲波模,討論了中尺度垂直環非線性攝動分析及演變方程。
  5. Immunophenotyping of peripheral blood leukemic cells by multi - parameter cytometry

    多參細胞術對外周血白血病免疫分型的研究
  6. In fluid field solving, the numerical flux is estimated using high - accuracy roe scheme with limiter. in time marching, we use dual - time stepping together with implicit lu - sgs scheme and get reasonable results efficiently. the difference of the fluid computation between single grid and overset grids lies in the dispose of the computation boundary

    場解算時,對值通量的求解採用的是帶限制器的高階精度roe格,時間推進採用了含雙時間步長的隱lu - sgs ( lower - uppersymmetricgauss - seidel )格,提高了求解的效率。
  7. Meso - scale model ; turbulence parameterization ; turbulence kinematic energy

    中尺度模化能量閉合
  8. The two - phase model ( tpm ) is proved to be available in calculation of jet singlet oxygen generator ( jsog )

    摘要將氣液兩相耦合模型應用於射單重態氧發生器,通過值模擬和實驗的比較驗證了該模型的可行性。
  9. On the basis of actural engineering projects, discussion is presented of some problems in the design of storm sewer system, such as the decision of design parameters for rainfall reappearing periods and closure multiples, the determination of water - collecting positions, the connecting methods of intercepting storm - sewage system with intercepting main pipes and he calculation of flow capacity of overflow traps

    摘要結合工程實際對雨水管渠設計中的設計重現期、截等設計參的選擇、雨水集水點位置的確定、截制管渠與截干管的連接方法以及溢井溢量的計算等問題進行了探討。
  10. The non - local turbulence parameterization, i. e., transilient theory was used in the host model mm4 to simulate the turbulent activities of the atmosphere

    在中尺度區域模mm4的基礎上對其中的湍化方法作了改進,嘗試用非局地閉合方法代替局地
  11. Cfx software is used to simulate flow fields of water cushion pool. contour stream line, vortex and kinetic energy in water cushion pool are found and offered as visualization form. the results of numerical simulation and piv are analyzed and compared in this paper

    使用值軟體( cfx )對此水工實驗模型的淹沒射場進行了值模擬,得到水墊塘內的速度場、等線圖,將這些計算結果以可視化結果的形給出。
  12. In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively

    本文通過試驗研究與理論分析對旋豎井泄洪洞應用於高水頭、大泄量情況時存在的一些水力學問題進行了研究和探討,取得以下主要成果:一、結合小灣工程導洞改建,對高水頭( 252m ) 、大泄量( 1400m ~ 3 s )條件下旋豎井中的水運動特徵進行了比較全面的測量,包括空腔形態、徑向速分佈及井壁壓強等;二、提出了豎井空腔段螺旋水水力計算方法,其計算結果與實測值吻合良好;三、利用試驗與計算結果,對旋豎井的消能機理進行了探討,對豎井各部分的消能能力有了總體認識;四、對豎井下部消力井的合理井深進行了優化試驗研究,發現消力井合理深度為0 . 9d左右;五、通過試驗研究,歸納出豎井水總摻氣量估算方法,為導洞排氣方案的設計提供了參考依據;六、在高水頭、大量條件下,豎井空腔段下部速很高,盡管水螺旋運動引起的離心力可以確保井壁壓強保持正壓,但空化依然較低,因此豎井的空化空蝕始終是工程界關注的重大問題。
  13. The adjoint code technique is employed for projecting the adjoint programs of betts - miller cumulus convection scheme of lasg - rem model and their correctness is verified, indicating that the adjoint program and its nonlinear program are converse in theory

    採用伴隨碼方法構造了lasg - rem模的betts對化方案的伴隨程序,並對其正確性進行了檢驗,結果表明編制的betts方案的伴隨程序與非線性程序在理論上是可逆的。
  14. Based these researches acquired and using a mathmatical model, this thesis tries to research the contaminant concentration distributions of three - dimention indoor turbulent flow by means of computational fluid dynamics and heat transfer, and then works out the ventilation efficiency

    本文企圖在前人的基礎上,通過建立相應的學模型,用值計算方法來模擬室內三維的紊態氣中的污染物濃度分佈,進而分析計算室內的通風效率,得出通風效率較好的室內氣組織形
  15. For the sake of assuring the datum continuing which recorded by seismic monitoring digital apparatus, we advanced a copy method based on multithread technique combining with datum flow mode, and builded automatic backup and failing warning system, the intention of protecting the datum can be made

    摘要為了保證地震監測字儀實時系統據記錄連續可靠,不出故障,提出了以多線程技術結合拷貝方法,建立自動備份兼故障報警系統,達到實時保護據的目的。
  16. This method gets images of different resolution by inverse wavelet transformation on the client, resolves the problem of 1 / 3 increasing data, which is brought by traditional building method, because in traditional building method the relativity between layers of the pyramid s not used

    該方法在客戶端利用小波逆變換動態合成各種解析度級別的影像,與傳統方法相比解決了沒有利用金字塔各個層次據之問的相關性帶來的約1 / 3據增量問題,而且在網路應用中可以形成一種解析度遞增的流式數據傳輸模,非常適合遙感據的網路發布。
  17. Based on the studies of gprs streaming service model, radio access network communication protocol and qos related specification of 3gpp, we discussed the scheme of streaming traffic in ( e ) gprs radio access network, including mainly qos management module such as access control, flow control and scheduling

    通過對3gpp中gprs業務服務模型、無線子網路的通信協議以及qos相關規范的研究,討論了具體流式數據業務傳輸在( e ) gprs無線接入網路中實現方案,包括接入控制、調度控制和量控制等主要qos管理控制功能模塊。
  18. For processing the large scale ( ca n ' t load in memory one time ) terrain data, there are two type technologies working through streaming, one is that data blocks are paged in on demand at full resolution first, then simplify them, the other is that data blocks are paged in at low level of detail first, then higher levels of detail is paged in incrementally. because the first technology pages more data than the second one, so researches are focused on the second technology at present

    對于大規模(不能一次性進行處理的)地形的實時繪制,目前有兩流式數據處理技術:第一種流式數據處理技術是基於對據進行分塊調度的思想,首先將地形據分割成一定大小的塊,運行時每一個據塊以最高的細節層次(解析度)調入,然後進行簡化;第二種流式數據處理技術是在簡化過程中進行據的累進調度操作。
  19. Realizing the uniform net communication protocol is the other emphases in this thesis., which includes ethernet frame r & t protocol, net protocol, credible transmission protocol and http data dispose protocol. slide window, timeout retransmission and acknowledgement mechanism are used to make sure of the credibility of tcp

    論文的另一重點在於實現統一的網路通信協議,包括網路介面層的以太網據幀接收協議、 ip層的據轉發網路協議、 tcp層的可靠流式數據報傳輸協議以及應用層http據處理協議。
  20. In this paper, we mainly focus on the support capability and qos technology of streaming traffic on ( e ) gprs radio access network, such as qos parameters and control architecture followed both new and old gprs technology specification

    本論文主要研究( e ) gprs無線接入網路中流式數據業務的傳輸支持及其qos技術,包括新舊規范下的qos指標和管理控制。
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