查询词典 uniform distribution

Moreover, in a small area, due to changes in altitude, rainfall distribution was not uniform.

不仅云云，在小范围内，由于海拔高度的变化，降水的分布也不匀称。

The uniformity degree and rank of the population are given to measure the distribution and quality of the solutions in the population based on the characteristic. Using the uniform degree of the population as objective function and the rank as the constrained condition, the bi-objective optimization problem is transformed into a single objective constrained optimization problem. The computational equations of the charge and force exerted on the particles are presented.

针对这一特点，定义了种群的均匀度和序值，来度量种群中解的分布和质量，将双目标优化问题转化为以均匀度为目标函数，序值为约束条件的单目标优化问题；设计了双目标优化问题粒子的电荷和受力的计算公式，提出了一种新的类电磁算法求解问题。

The distribution of rare metals in the world is not uniform, China rare earth reserves and production are second to none in the world, it has risen to an important strategic resource.

稀有金属的分布在世界上也是既不均匀的，我国稀土储量和产量在世界上都是首屈一指的，它已经上升为一种重要战略资源。

The distribution of Sn in α-Mg is basically uniform and the grain can be refined significantly with 1.5%Sn addition, however the grain presents the trend to be coarse with excessive Sn content.

微量Sn基本均匀分布在合金基体上，并有效地细化晶粒，Sn质量分数为1.5％时细化效果显著，多量的Sn有使晶粒粗大的倾向。

It is found that water velocity vertical distribution under ice-cover is influenced mainly by the relative size of channel roughness and ice-cover roughness, less by the water depth and not sensitive to the variation of Reynold number as well, which is relatively uniform in the flow core and deviates from the logarithmic law.

结果表明：冰盖下水流流速垂向分布主要受床面与冰盖粗糙度的相对大小影响，受水深影响较小，对雷诺数变化并不敏感；在流动核心部分分布较为均匀，并不遵循对数分布规律。

Using uniform 25-point sampling method, soil water distribution of subsurface drip irrigation in cotton fields was evaluated.

采用均匀25点取样，对大田棉花地下滴灌的土壤水分分布状况进行了评价。

There are many problems in precipitating ammonium sulphate from a saturator, such as small crystal size, non-uniform crystal size distribution, nonstandard chroma and aggregation of crystals.

工业上硫酸铵通常是由炼钢的焦炉气被硫酸吸收后得到，或者是从生产己内酰胺的副产品中提取。

Pore structure experiment shows that porosity of high volume fine mineral mixture RPC is about 5%, the pore distribution is uniform and the main pore is small. When the cement content of high volume fine mineral mixture RFC is 300 kg/m^3, its sclerotium hydration products is dense packed by irregular equal Ⅲ style C-S-H gels. The gels are fine, dense, and integrate with the aggregate.

孔结构试验表明，大掺量矿物细粉活性粉末混凝土的孔隙率均在5%左右，孔分布情况很均匀，主要以微小的小孔为主；水泥用量为300 kg/立方公尺的大掺量矿物细粉活性粉末混凝土硬化体水化产物主要由不规则等粒子状的Ⅲ型C-S-H凝胶紧密堆积在一起，凝胶精细、致密，且与骨料融为一体。

In chapter 4 we obtain the uniform packing dimension of image set for stablesheet by means of distribution of the sojourn time and the tail probabilitydistribution for the increment maximum of stochastic process over interval.

第四章利用随机过程在区域上增量最大值的尾概率分布的估计和逗留时估计找出其象集的Packing一致维数。

The TCC technology was successfully applied to two of 160kA prebake cells in Pingguo Aluminum Company. It was shown that no tear-off of TCC was indicated after starting up of the cells. The operation of coating cells was improved to keep good shape of cell chamber, reduce the formation of sludge on the cell bottom, and gain more uniform current distribution.

将TIB：阴极涂层技术在160kA大型预焙槽进行了应用，并考核了涂层槽的指标，结果显示，焙烧启动后，TIB：阴极涂层不脱落，涂层槽的工作状态良好，炉膛规整，炉底干净，电流分布均匀；与对比槽比较，阴极内衬对钠的吸收减少，钠渗透速率减缓，炉底压降降低(平均降低39mv)，电流效率提高(平均提高0.41%)；涂层的寿命为38个月。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。