查询词典 sampling distribution

According to corrosion damage distribution law, cumulative distribution law of corrosion damage is conducted by four membership functions of fuzzy equivalent corrosion damage.

结合腐蚀损伤的分布规律，选用了4种形式的模糊等效腐蚀损伤的隶属函数来表示腐蚀损伤的累积分布规律。

Based on the equivalent transformation from fuzzy possibility distribution to random probability density distribution, the fuzzy random failure probability calculation can be formulated easily, and a First Order and Second Moment method for fuzzy - random analysis is established.

提出了模糊随机可靠性分析的近似解析和数字模拟综合方法，基于模糊变量的等价随机化变换，可以方便地得到模糊随机失效概率的计算公式，并建立了模糊随机可靠性分析的一次二阶矩法。

Furthermore, based on the ergodic theory of Markov process we analyze the stationary distribution of network residual series, and prove the efficient conditions under which the unique asymptotic stationary distribution exists.

同时，根据马氏过程的遍历理论，对网络输出残差的平稳条件进行了研究，证明了网络输出平稳残差的充分条件，给出了残差序列存在唯一的渐近平稳分布的条件。

When it comes to the non-parameter density estimation technique for characterizing the region feature distribution, it also takes the collective distribution into consideration because of inaccurate segmentation.

此外，在应用非参数密度估计技术来构造语义类的特征分布时，针对区域分割的不精确性，该文还考虑了区域特征空间的总体分布因素，进而对区域的后验分布进行更可靠地估计。

Objectives: Through studying the distribution of Sppan acetic ether extract in donor's hearts of rats and its effect on IL-1β in blood, to approach the distribution target ability of sappan in donor's hearts, and its possible immune resist mechanism.

目的：通过研究苏木乙酸乙酯提取物在同种异位心脏移植大鼠供体心脏的分布情况和对小鼠外周血IL-1β活性影响，探讨苏木免疫活性部位在供体心脏分布的选择性及其免疫抑制作用机理。

The experimental results indicate that the particle size distribution has great influence on the attrition behavior of the catalysts tested, and a mixed attrition mechanism consisting of abrasion and fragmentation is identified for all the catalysts in terms of attrition loss rate evaluation, after-attrition morphology characterization and particle size distribution analysis. It is shown that the attrition of particles was found to evolute following Gwyn's kinetic model and the difference of attrition mechanism of various particles can be categorized with parameters of the Gwyn equation.

实验结果表明，不同粒径的催化剂颗粒具有不同的磨损行为；所有测试催化剂的磨损均由表面剥层磨损和体断裂磨损组成的混合磨损机制所支配；磨损的发展过程符合Gwyn磨损动力学方程，不同颗粒磨损规律的差别可由Gwyn方程的各参数来描述。

One of such distribution functions can be used to describe satisfactorily the three-dimensional quasi-stationary grain size distribution obtained from experimental measurement results for pure iron by serial sectioning, and those obtained from computer simulations by vertex method, surface evolver method, phase-field method, Monte Carlo method with Potts model.

采用纯Fe实验数据以及顶点法、基元演化法、相场模型和Monte Carlo法进行了验证，结果表明，函数族中峰值左偏的函数适合三维准稳态晶粒尺寸分布的定量表述。

We get appropriate threshold with mean excess function plot, get severity distribution of losses over threshold with GPD and frequency distribution with hypothesis test.

首先根据均超函数图估计出恰当的阈值，利用假设检验估计超阈值的发生强度，用广义帕累托分布估计了超限参数。

Although None-tax revenue has two basic functions: distribution function and adjusting function, excess unreasonable none-tax revenue brings negative effects: embittering enterprise's burden, dispersing state asset, aggravating unfair of social distribution, corrupting social moral and lower China's economic growth speed.

但过多不合理的非税收入也带来了负面影响：加重企业负担、分散了国家财力、加剧了社会的分配不公，败坏了社会风气、加重了我国经济增长速度下降的现状。

To each scheme of DG's site and size generated by genetic algorithm, this paper considers the effect of DG on power flow and line loading ability of distribution network. After processing distribution network expansion planning using branch exchange based simulated annealing algorithm, every result of integrated DG and network scheme is judged by economic evaluation.

对于遗传过程中每个分布式电源位置和容量方案个体，考虑了分布式电源对配电网潮流和线路负载能力的影响，运用基于支路交换的模拟退火算法规划扩展网络，对分布式电源和网络的综合规划结果进行经济性评估以衡量个体方案的优劣。

Tom: You are right, he worked hard all the time.

你是对的。他一直都是努力工作。

Take shortcomings,failures,and mockings of others as commonplace and a drive to complete oneself,hold your own opinion over the evalution and disscution divested from others,afterwards sink into the state of eliminate mistakes if any or encourge oneself being not being influenced by the sayinngs of others or having no ideas to do.

把缺点、失败及别人的耻笑等看成是一种常事，当成完善自己的动力，对别人的评价和议论自己心中有主见，做到&有则改之，无则加勉&，不为人言所左右或无所适从。