second-order flow 中文意思是什麼
second-order flow
解釋
二階流動-
The viscid flux is discretized by second - order central difference scheme. baldwin - lomax turbulence model is implemented in navier - stokes flow solver. for steady - state calculations, a four - stage runge - kutta scheme with convergence acceleration techniques such as local - time stepping and implicit residual smoothing is used
其中，定常計算中的時間推進採用四步runge ? kutta方法，並應用了當地時間步長、隱式殘值光順等加速收斂措施；非定常計算中的時間推進採用jameson的隱式雙時間方法。 -
In order to make further understanding on securitization, the second part emphasis on the three basic forms of asset securitization, pass - through securitization, asset - backed bond and pay - through securitization, with an analysis and comparison of their characteristics and cash flow features
第二部分通過分析和比較過手證券、資產支持債券和轉付證券三種基本模式的特徵和現金流特點，進一步加深對資產證券化本質的認識。第三和第四部分是本文的重點。 -
Numerical simulation of square cavity flow by second - order up - wind finite volume method
二階迎風有限體積法方腔流數值模擬 -
Second order polynomial regression mathematical model treatment of flow capacity - lift head property curve of centrifugal pump
揚程性能曲線的二階多項式回歸數學模型處理 -
A multi - block incompressible viscous flow solver has been developed that can be applied to simulation of a variety of ship maneuvering related flows and calculation of hydrodynamic forces. validation and verification of the solution procedure are carried out on several model problems with good agreement to experimental and numerical results. the present block - structured viscous flow solver is based on solving the reynolds - averaged navier - stokes ( rans ) equations with a second - order cell - centered finite volume method ( fvm ) on non - staggered grids
本文即在這種背景下，瞄準船舶操縱水動力預報方面的國際前沿和熱點課題，通過對現代船舶粘性流計算方法的研究，自主開發了一個船舶操縱粘性流求解器，並將所開發的求解器成功地應用於一系列和船舶操縱問題相關的粘性流動與水動力計算，得到了令人滿意的結果。 -
Secondly, in this part, we will introduce the notation of average geodesic curvature for curves in the hyperbolic plane, and investigate the relationship between the embeddedness of the curve and its average geodesic curvature. finally, we will employ the minkowski ' s support function to construct a new kind of non - circular smooth constant breadth curves in order to attack some open problems on the constant width curves ( for example, whether there is a non - circular polynomial curve of constant width, etc. ) in the second part, we will first follow the ideas of gage - hamilton [ 28 ], gage [ 26 ] and the author ' s dissertation [ 47 ] to present a perimeter - preserving closed convex curve flow in the plane, which is from physical phenomena
其次，對雙曲平面上的曲線引入平均測地曲率的概念，並討論雙曲平面上凸曲線的嵌入性與它的平均測地曲率之間的關系，其目的是為了將雙曲平面上曲線的性質與歐氏平面中曲線的性質作一些對比；最後，我們利用minkowski支撐函數構造了一類新的非圓的光滑常寬曲線，其目的是想回答有關常寬曲線的一些未解決問題（如是否存在非圓的多項式常寬曲線 -
With zonal patched grid technology and second - order zonal solver method, the numerical simulation on inlet complex flow field of solid rocket ramjet assisted range projectiles with different struts shapes was made at different mach numbers
摘要結合分區對接網格技術和二階精度區域分解演算法，對某沖壓增程彈丸進氣道在不同來流攻角和不同側向支柱形狀工況下的內外復雜流場進行了數值模擬。 -
The numerical simulation of the cabin indicates : the normal k - model is adaptive to simulate the air flow ; the simplen algorithm can satisfy the requirement of calculation for its rapid convergence velocity ; the second order accurate supg in advection discretization scheme can attain more precise result
模擬結果得出如下結論：標準k -模型對系統流動模擬是適合的； simplen演算法收斂更快，滿足運算的需要；採用二階supg的對流項分離方案可以獲得更高的計算精度。 -
Based on the reynolds " lubrication approximation, the small parameter method is introduced to approximately analyze velocity field and stress distribution between the two parallel disks with an interstitial second - order fluid. 3. squeeze flow between two parallel plates of a bingham fluid with partial wall slip is considered
以reynolds潤滑理論為基礎，採用小參數法研究了存在滑移時兩剛性圓盤間二階流體的擠壓流動，導出了流體的速度場和壓力分佈，進而求出圓盤間擠壓力的解析表達式。 -
In the second place, the paper, in order to achieve the goal of easy to operate, put hand to work flow and analyzed the theory of performance evaluation, including making clear the purpose of assessment, establishing the content of assessment firmly, obtaining the information of assessment, forming judgement of value and audit of performance
接著分析績效考核理論這一塊，主要從績效考核的流程入手，以便於操作為目的，包括明確評價目的，確立考評內容，獲取評價信息，形成價值判斷以及最後的績效審計。 -
Next in order this paper presents the idea of establishing abc thought in the erp financial accounting module, mostly including first is establishing the relationship between cost driver and product 、 cost 、 expenses ； second is designing appropriate accounting evidence ； the third is establishing abc accounting process in financial system. and then bring up to reform the erp system from four aspects to adapt to the demand of abc cost accounting process design, we ( 1 ) divide activity center according to process means 、 process object 、 process craft and concentration degrees of geography position, ( 2 ) revise production craft flow detailed list, ( 3 ) compile resource requirements planning, ( 4 ) compile activity input / output control statement
其次提出在erp財務會計模塊中構建abc思想的思路，主要包括建立成本動因與產品、成本、費用之間的聯系、設計適當的會計憑證、建立財務系統abc核算流程；而後提出從四個方面改造erp系統以適應abc成本核算流程設計的需要，一是按加工手段、加工對象、加工工藝和地理位置集中程度四個條件劃分作業中心、二是對生產工藝流程清單進行修訂、三是編制資源需求計劃、四是編製作業投入/產出控制報表。 -
Squeeze flow of a second - order fluid between two parallel disks with wall slip
存在滑移時兩平行剛性圓盤間二階流體的擠壓流動
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