查询词典 two-dimensional distribution

The research shows that gas concentration shows generally an increasing tendency along the working face airflow direction, from 0.095% to 0.18%, under the effect of gas drainage points, up-and-down changing locally; gas distribution in a transect of working face is unequal, under the effect of gas emission, ventilation and drainage, the gas concentration near coal wall is larger than that near goaf, which is a concave function distribution within a distance of 1876.5 m from the inlet of working face, after greater than 76.5m, which is a decreasing distribution from coal wall to goaf.

研究表明，该工作面瓦斯体积分数沿风流方向总体呈逐渐增加趋势，介于0.095%~0.18%之间，受瓦斯抽放点的影响，局部有起伏变化；工作面横断面瓦斯体积分数分布不均匀，受瓦斯涌出、通风和抽放的影响，靠近煤壁侧瓦斯体积分数要高于采空区侧，在距离进风口约18~76.5 m范围内为凹函数分布，大于76.5 m之后，从煤壁至采空区为单调下降函数分布。

In our work, a new continuous thermodynamics method for petroleum fraction phase equilibrium calculation has been proposed, in which true boiling point distillation curves for petroleum fractions were considered to be a continuous distribution function and the distribution variable was TBP temperature, and at the same time, a spline method was used in the distribution function calculation.

在以上工作的基础上，建立了具有普遍实用性的常压塔精馏计算的数学模型，并对多个工业装置进行了实际的模拟，模拟结果与装置的实际情况符合良好，在预测塔的抽出温度，抽出产品的性质，以及各个侧线产品收率等方面都得到满意的结果。

Second, legal coordination of reasonable structure of social distribution mainly include the relation among state, enterprise and residents, the relation of distribution between center and territory and relation of crosscut distribution.

在经历了20余年的改革发展，社会经济生活已发生根本性变化的今日中国，国民经济的快速增长和社会财富总量的迅速增加，并没有实现全体国民社会福祉的普遍提高，人们实际面对的却是经济总量增长下的城乡居民收入差距的进一步扩大、社会弱势群体的基本生存需要面临严重困境、地区间社会经济发展的严重不平衡等一系列的社会分配的不公平问题。

With the development of society, Pareto distribution has been improved and extended to several kinds of Pareto distribution, which formed Pareto Distribution Family.

随着时间的推移、社会的发展，Pareto分布也在不断地完善、改进、推广，从而形成了多种形式的Pareto分布、广义Pareto分布乃至Pareto分布族。

By comparison with the o ther distribution principle, it has such characters as the multiple dimension of distribution measure; the diversity of factor income form; inequality of its in come distribution.

较之其它分配方式，按要素贡献分配原则的特点是：要素分配尺度的多维性，要素收入实现形式的多样性，要素收入分配的不平等性。

Precipitation distribution;Taiwan;Empirical orthogonal function;Eigenfunction;Temporal distribution;Spatial distribution;Principal component analysis

中文关键字降水分布；台湾；经验正交函数；固有函数；时间分布；空间分布；主分量分析

For a group of data collected from χ2 distribution or F distribution,it is difficult to judge where they are from if use the usual way of making image about empirical distribution function.

提出了用假设检验的方法判断一组来自χ2分布或F(m1，m2)分布数据是服从χ2分布还是服从F(m1，m 2)分布。

Choosing reliability simulation data as a sample, the parameter confidence interval as coding space and the reciprocal of errors between empirical distribution function and acquired distribution function as a fitness function, the point estimation model of age distribution is established based on the genetic algorithm, and the reliability function of complex systems is acquired.

以可靠性仿真数据为寿命样本，待估计参数的置信区间为编码空间，以经验分布与所求分布误差倒数为适应度函数，建立了基于遗传算法的寿命分布参数点估计模型，求得了复杂系统可靠度函数。

The results point out that the vertical wall rock pressure takes on pinnacle distribution or uniform distribution, and that horizontal pressure takes on entasis distribution.

分析指出，垂直方向围岩压力计算图式可采用均匀分布或"尖峰"形分布，水平方向围岩压力计算图式可采用"鼓肚子"形分布。

The result shows that the oil-water contact is controlled by the structure,fault,sand distribution,petrophysical property and diagenetic epigenesist and is an irregular dip plane;reserves distribution is well related to the distribution of braided channel micro-facies in the.

结果表明：油水界面受构造、断裂、砂体展布、物性和成岩后生作用等多因素控制，为一不规则的倾斜面；储量分布与扇三角洲平原亚相的辫状水道微相分布具有较好的相关性；辫状水道微相是下一步扩边挖潜的有利目标。

Diabetes is a social disease that affects several million people worldwide.

糖尿病是一个社会性疾病，全世界有数百万人罹患此病。

I'll call you on Friday to see if we can reschedule our luncheon meeting at your convenience.

我星期五会给您打电话在您方便的时候我们重新安排我们的午餐约会。