In order to calculate the far field distribution of pollution concentration in natural river accurately, a depth average k ε two equation model under boundary fitted coordinate systems is developed, and has been successfully applied in the field calculation of the Xiantao section of Han River.
根据计算污染场的实际需要，建立了一种适体坐标下深度平均的ｋε模型，并用它计算了汉江仙桃段的流场，取得了与实测值基本一致的计算结果。
Adopting depth averaged method a k ε model in a boundary fitted coordinate system was deduced.
采用深度平均方法提出了一种适体坐标下的k -ε二方程模型 ,应用正交交错网格及非正交交错网格的方法 ,实现了对具有大弯曲度河段和有侧向汇流河段水质污染的数值模拟。
Discussion on discharge calculation error using mean water depth instead of hydraulic radius;
用平均水深代替水力半径的流量计算误差的探讨
3 s error rate is quickened,and the average depth of the decision tree .
3算法收敛速度加快,产生的决策树平均深度降低。
The Beihai Park consists mainly of the two parts：the Lake of Beihai and the Qionghuadao-the Jade Flowery Islet with the water to an average depth of 2 meters round it.
北海公园主要由北海和琼华岛两部分组成。湖中平均水深为2米。
Simplified Infiltration Model of Film Hole Irrigation and Its Validation
膜孔灌平均入渗水深简化计算模型建立与验证
Huang Hai mean sea level
黄海平均海[水]面
The value of mean pumping and recharging drawdown is linear to the logarithm of permeability coefficient ratio (horizontal/vertical).
抽、回水口的平均降深与渗透系数比的对数基本成线性关系。
One of above average weight.
体重超过平均水平的人
level of average per capita consumption
按人口平均消费水平
They are reverting toward the average.
他们正向平均水平后退。
2. Average wage level in the country;
（二）社会平均工资水平；
...remained at a mean of...
...保持在...平均值水平
mass median drop size
喷雾水滴的平均大小
His salary vis-a-vis the national average is extremely high.
他的薪水比起全国平均水平高出很多.
Yet the ocean's average depth is greater than 12 000 feet.
但海洋的平均深度超过12 000英尺。
but the average depth is two miles.
而地球上海洋的平均深度为2英里。
Diameter Tolerance, Ovality and Average Decarburized Layer Depth
直径公差，偏圆度及脱碳层的平均深度
The Inequalization Principle of the Intensity of Emotions and Depth of Emotions;
论情感强度与情感深度的不平均原则
High Urban Per-Capita Living Space
城镇居民人均住宅面积高于全国平均水平
broad fourteens
荷兰东南岸大约14拓均匀水深的海区
Estimation of depth-dependent hydraulic conductivity and deformation modulus using RQD
利用RQD估算岩体不同深度的平均渗透系数和平均变形模量