查询词典 marginal distribution density function

Surface-consistent deconvolution using variable prediction step, and suppression of sand dune ringing;2. Spatiotemporal distribution of moisture content in sand dune s of the unirrigated forestation along the southern marginal zone of Gurbantunggut Desert;3. The concepts of sand land, sand dune and desertified land etc.

在实地调查和多年定位研究的基础上，根据目前沙漠化过程研究的需要，介绍了沙地、沙丘、沙漠化土地等相关概念及其主要区别，阐述了沙地、沙丘、沙漠化土地类型的划分标准以及类型互换使用中应该注意的问题；通过分析影响沙漠化发展方向和过程的关键因素，建立了沙漠化正、逆发展过程的地面判别指标体系，并讨论了不同类型沙丘的主要来源、发展方向及转换过程的判别方法。

The two species are similar in stomatal character and in the absence of accessory transfusion tissue, but they are very different in stomatal distribution, pinna venation pattern and pinna marginal shape, presence or absence of mucilage canal, differentiation of palisade and spongy parenchyma, characteristics of girder parenchyma and epidermal anticlinal wall.

两个属在气孔器特征与不具副传输组织方面极为相似，而在气孔的分布、羽片脉序式样与叶缘形态、粘液道的有无、海绵组织与栅栏组织的分化、工字厚壁组织与表皮细胞垂周壁特征方面则有较大的差异。

The paper sums up the ideas related to salary system and salary strategy, according to the theory of marginal productivity wage, equilibrium price wage, human capital wage, efficiency wage, wage difference, distribution according to work and essential factors, strategic theory, drive theory, and so on, guiding the research of college salary system and salary strategy.

分别从边际生产率工资理论、均衡价格工资理论、人力资本工资理论、效率工资理论、工资差别理论、按劳分配和按要素分配理论、战略理论、激励理论等方面的研究成果中归纳与薪酬制度、薪酬战略相关的理论观点，作为高等学校薪酬制度与薪酬战略研究的指导。

Writer also recommends the two partial distribution tariff could be the solution for the Beijing area and explains the theories and methodologies of the accounting cost and marginal cost based tariff making and introduces the tariff mechanism and method applied in other countries' electric market. The two partial price, i.e. capacity price and electricity price, is also simulated and performed mathematical calculation based on the figures from the Beijing power grid.

并在分析了基于会计成本和边际成本的输配电服务定价方法及国外电力市场中实际运行的输电价格机制和定价方法的基础上，结合北京地区电网特点，对其配电价格制定进行研究，确定采用两部制形式，明确容量电价和电量电价的理论依据和计算方法，并根据北京电网的数据，对于北京配电网的服务价格进行测算和敏感性与可行性分析。

By analyzing the available data of the description of sandfly species, it was found that Sergentomyia koloshanensis distributed mainly in the subtropical zone in China, with much less distribution in warm-temperate and marginal tropical areas.

分析已有的区系资料，指出歌乐山司蛉主要分布在中国的亚热带自然区域内，在暖温带和边缘热带，该蛉的分布区域都很小。

In order to represent accurately and concisely the changing characteristics of one-dimensional spectrum density function in the chatter development. This thesis, for the first time, proposes the Edgeworth asymptotic expansion formulas of spectral density. A detailed proof is given. Some new statistic including spectral skewness, spectral kurtosis and spectral cumulants are proposed.

为了准确、简洁地表达一维谱密度函数在切削颤振建立过程中的变化特征，论文首次建立了一维谱密度函数的Edgeworth渐近谱展开式，给出了详细的证明；并由此提出了"谱偏态系数"、"谱峰态系数"和"谱累积量函数"等新的谱统计量。

Using the formula about the magnetic flux density induced by coil which deduced by Biot-Savart law,this paper deduces the formula about random point's magnetic flux density of hollow column solenoid and deduces the formulas about axial specific magnetic force and radial specific magnetic force by using the field gradient expression of binary function and the expression of specific magnetic force .

利用二元函数的梯度公式及比磁力公式可以得到磁性颗粒在厚壁圆环线圈所产生的磁场任意点的比磁力的轴向分量和径向分量。

The FPGA integration rate is very high, its component density from tens of thousands of system gates to the number surely system gate different, may complete the extremely complex succession and the combinatory logic electric circuit function, is suitable high speed in, the high density high end numeral logic circuit design domain.

FPGA的集成度很高，其器件密度从数万系统门到数千万系统门不等，可以完成极其复杂的时序与组合逻辑电路功能，适用于高速、高密度的高端数字逻辑电路设计领域。

VQ is easy and tend to realize, HMM can comminute the speech dynamically, it can embody not only the dynamic characteristic but also the stationary characteristic of the speech. GMM is a special HMM, it uses combination of many weighted Gaussian density function to approach the distributing density of speaker characteristic vector in characteristic space, so it is also a good way.

VQ方法是最简单又易于实现，HMM方法能将语音动态分割，既能体现语音的动态特征，又能体现语音的平稳特性，GMM用多个加权高斯密度函数的组合来逼近说话人特征矢量在特征空间的分布密度，收到了较好的结果。

The system has realized signal generator, signal"s sampling and averaging function, signal"s power spectral density and cross special density analysis, the design and application of digital filter, signal analysis in time, frequency and inverted frequency domain.

实现了波形发生器的设计、信号采集及平均处理、滤波器的设计及应用、信号的时域、频域以及倒频域分析。

"The operators will suffer a temporary decrease in the number of consumers and short message services as people may not like having to provide their ID cards for a phone number," Xu Junqi, vice-dean with the Policy-Making Institute of the Telecommunications Research Centre under MII, said yesterday.

信息产业部下属的通信决策研究院副主任徐俊其昨天说：&实行手机实名制后，人们可能不太情愿用身份证注册手机号，所以通信运营商会暂时面临用户减少和短信用户减少的问题。&

I don't believe in make-believe!

我不相信这些虚构的故事。