grid average 中文意思是什麼
grid average
解釋
格子間平均值-
It adopts reynolds time - average n - s equation and k - ? turbulence model to calculate the inner 3 - d viscid turbulence flow of centrifugal pump. in the unstructured grid, the governing equations are discretized with finite volume method based on finite element method. then the pressure correction method is used to carry out numerical calculation
而後採用基於雷諾時均n - s方程與標準-湍流模型來求解離心泵葉輪內三維粘性紊流，在非結構化網格中，採用基於有限元的有限體積法對方程進行離散，用壓力校正法進行數值求解。 -
Using three - dimensional tomographic imaging results of 2 ? 2 ? grid s wave velocity and 15 ' 15 ' grid average gravity anomaly in north china, this paper adopted inversion with constrained least squares method and, as a result, obtained density distribution results of six bedding surfaces in lithosphere of north china
摘要利用華北地區的2 ? 2 ?網格s波速度三維層析成像結果和15 ? 15 ?的網格平均布格重力異常，採用約束最小二乘方法反演，得到了華北地區巖石圈內6個層面上的密度分佈結果。 -
Thus the value of the function at any grid point is the average of its values at the immediately neighboring points.
因此，任一結點上的函數值就等於其直接鄰點上函數值的平均。 -
( 3 ) for parameterization of the sensible heat, the positively correlation between surface temperature and bulk transfer coefficient lead to a positive additional sub - scale flux. its magnitude is determined by the grid average roughness and average wind velocity on the reference level
（ 3 ）對區域感熱通量的計算而言，由於地表溫度和整體輸送系數產生一個正的次網格通量項，它主要由網格平均粗糙度和參考高度平均風速所決定。 -
The additional sub - scale flux is mainly determined by the average grid value, coefficient of variation and correlations among the meteorology parameters. ( 2 ) the additional sub - scale turbulence flux is composed by two parts, one part is induced by the correlations among the transfer coefficient, surface temperature and soil humidity, another is caused by non - line relationship between the transfer coefficient and roughness, stability
（ 2 ）非均勻分佈引起的附加次網格地表湍流通量主要由兩部分組成：一是地表次網格上輸送系數和地表溫度、濕度的相關項，另一是由於模式中計算整體輸送系數時，整體輸送系數是地表粗糙度和穩定度的非線性函數所造成擾動項。 -
In this paper, i studied the space - time character of ssw event in the mid and high latitude of the northern hemisphere and its affective factors, by using ncep / ncar re - analyzed day - by - day potential height field, temperature field, u, v and w data field, and monthly average earth probe - toms global grid data of ozone amount
本文利用ncep ncar再分析計劃的逐日位勢高度場，溫度場， u 、 v和w資料場和earthprobe ? toms月平均全球臭氧總量格點資料，對北半球中高緯地區強爆發性增溫（ ssw ）事件的時空特徵及其影響因素進行了研究。 -
Using the program two and three - dimensional numerical simulation of wind flow around single or multiple buildings can be achieved and the detailed flow condition including wind velocities, pressures and time - average characteristics of turbulence can be obtained. in order to attain the required accuracy efficiently multi - layer local refinements can be carried out based on the initial division grid
程序採用fortran語言編制，可實現二維和三維單體及群體建築的繞流風場的模擬計算，獲得建築繞流風速、表面風壓及湍流平均特性等數據；可通過對初始網格實施多層次的網格局部加密，以使風場解達到最終的精度要求。 -
Thereby the complicated evaporation process of heterogeneous soil surface is simplified into a flux integral expression which contains two - pail contributions from soil water relatively saturated region and unsaturated region, and it is proved that the calculation of mean evapotranspiration efficiency in grid region can be simplified into weighted average of heterogeneous regions
從而將非均勻地表區域的蒸發過程的復雜機制分解為地表層土壤水分飽和區與非飽和區影響下的通量貢獻積分式，從理論上證明，網格區平均蒸散率的計算可簡化為不同性質的區域加權平均。 -
On the basis of fully pre - calculated the average electric power price to power grid of independent power plant in the areas which buying electric power from three gorges power plant, the paper analyzed and calculated the electric power price to power grid and electric power price sell to consumers, put forward three schemes about electric power price to power grid of three gorges electric power marketing, viz. according to the costs of buying electric power, according to the approved price by government, according to the actual price. by analyzing and comparison, the paper has selected the best scheme which is more reasonable to both selling and buying, viz
針對三峽電力營銷過程中「上網電價」 、 「落地電價」等關鍵問題，論文分析了三峽電力上網電價的構成因素，在充分測算了三峽受電區域的獨立發電廠的平均上網電價的基礎上，對三峽電力的落地電價、上網電價進行了分析計算，提出了三峽電力營銷的三種上網電價方案，即按購電成本、按批準電價和按實際電價，經過分析比較優選出了對買賣雙方都比較合理的按照購電成本電價與受電省市進行營銷合同談判的方案。 -
Under the conditions of neutral planetary boundary, the difference caused only by the sub - grid heterogeneity of roughness is the function of average grid average roughness and coefficient of variation
在特殊情況下相對誤差可達40以上，而其中平均風速的大小具有更重要的作用。 -
But if there is a topographic heterogeneity, the maximum relative difference of surface grid effective infrared radiation is about 30 % ~ 40 %. the magnitude of deviation is mainly determined by grid average elevation
而當考慮海拔高度的非均勻性時，有效輻射通量計算的相對誤差可達30 40 ，取決于平均高度和變差系數大小。
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