查询词典 continuous distribution function

Our research analyzes comprehensively the sand data, such as thickness distribution, velocity distribution, frequency distribution of sand incipience velocity, expatiates the behaviors of these two sand incipiences in wind-blown-sand flow, then our research amends some deficiency of relative researches.

本文全面分析了沙粒浓度分布、速度分布和沙面上起动沙粒速度参数的频率分布等，阐述了两种沙粒起动方式在风沙流中的不同表现，并对相关研究资料中的不足进行修正。

For the first time,Curve equations of flight profiles have been developed using differ-ential and integral calculus method and curve equation of three kinds of flights were giv-en:equal cross-section distribution flights,equal angular distribution flightsand equal horizontal diameter distribution flights.

提出更全面的评价抄板撒落物料特性的数学模型，完成了计算抄板撒落物料特性的计算机程序，绘制了抄板撒落物料的特性曲线，并且以单元撒落密度偏差总和最小为目标，对抄板的结构参数进行优化设计。

The mixing ratio is calculated with single coal positive state distribution curve equation integral, the operation is simple, the calculating result is unique, whether single coal reflection distribution curve is not overlapped or partially overlapped, the distribution curve is applicable.

按单煤正态分布曲线方程积分计算混合比，操作简单、计算结果唯一，无论单煤反射率分布曲线是否有部分重叠均适用。

Measurement of conducted emissions on cabinets containing multiple items of equipment Where the EUT is a cabinet or rack that contains multiple items of equipment that are powered from an AC power distribution strip and where the AC power distribution strip is an integral part of the EUT as declared by the manufacturer, the AC power line conducted emissions should be measured on the input cable of power distribution strip that leaves the cabinet or rack, not the power cables from the individual items of equipment.

当EUT为包含多台设备的机柜或机架且这些设备通过一个交流电源接线板供电，且制造商申明该交流电源接线板为EUT的一个部分时，其交流电源传导发射的测量应在离开机柜或机架的交流电源接线板输入电缆上进行，无需对每台设备的交流电源分别进行。

A mathemetical model of magnetic field in electromagnetic separation of inclusions from molten aluminum under rectangle coil and 50Hz current is presented according to the magnetic vector potential integral equation and the basic theory of magnetohydrodynamics. The magnetic field distribution in the gap of coils is simulated by the model and the actual magnetic field distribution also is measured. The experimental results show that the magnetic field distribution in the gap of coils is uniform and is consistemt with the model simulation. The magnetic field designed accord the simulated result is proved suitable in the practice.

摘 要：根据电磁流体力学的基本理论，利用矢量磁位积分，建立了在采用矩形电磁线圈和工频电源的条件下电磁分离铝熔体中夹杂的电磁场数学模型，模拟计算了电磁感应线圈气隙中的磁场分布状态，同时对制做的感应线圈的实际磁场进行了测量模拟计算磁场的分布状态与实际磁场的测量结果基本一致，都表明在电磁感应线圈气隙中磁场分布均匀，可以进行分离铝熔体中的非金属夹杂。

During the development of the logistics, joint distribution is an important achievement of the technological innovation in logistics and distribution management, and has been the important way for chain enterprises to integrate their purchasing and distribution.

在现代物流发展过程中，共同配送是物流配送技术创新的重要成果，成为连锁企业实行统一采购配送的重要方式。

In this paper the distribution functions of pillar stress are given by kolmogorov goodness of fit test according to the data of the measured stress of pillars.The results show that the distribution functions of pillar stress are normal distribution N(μ,σ 2), and they are in accord with the conclusion drawn by Anderson and Darling goodness of fit test.

本文采用矿柱应力解除试验所测得的矿柱应力值，作为矿柱应力的抽样试验，利用柯尔莫哥洛夫检验法对其进行分布函数的拟合检验，并采用安德森与达林检验法进行了验证，获得了满意的结果。

Through the improvement of the existing model,the Gaussian distribution of the residual error is supplanted by the Laplace distribution in order to approach the real distribution.

通过对已有模型进行改进，用拉普拉斯分布代替插值点残留误差的正态分布，使分布情况更符合实际。

Second, when the error distribution of the model is the Laplace distribution, the L1 estimation of 1-D location estimation is essentially the sample median, hence the study of the Laplace distribution is also important.

第二，由于当模型的误差分布是拉普拉斯分布时，一元位置的最小一乘估计是样本中值，因此对于拉普拉斯分布的研究也是至关重要的。

And the evaluation effects of China's Stock Market's volatility by different ARCH models from different point of view are compared. In addition, by using two mixed distribution models, the leptokurtosis and fat-tail of stock return are examined. Based on the above analysis, an improved Laplace distribution model is proposed. Furthermore, the root generating non-Gaussian return distribution of the stock market ? is expounded from the perspective of both economy and capital market.

首先分别从分布和波动性模型出发，研究中国股票市场收益分布特征与波动性特征：从ARCH族模型出发，考察了中国股票市场波动性的异方差、集群性、杠杆效应以及长记忆性特征；从两个混合分布模型出发，结合随机模拟考察了收益分布的尖峰、厚尾和偏态特征，并提出了改进型LapJace分布。

Many will continue to choose to live in duality and in conflict.

许多人将继续选择活在二元对立性和冲突中。

I find that students of the University of Physical Education all wear sportswear at first sight.

我发现：体育大学的学生乍一看，都是穿运动衣，大家都一样