经验曲线

It is seen from the fitting results between the frequency distribution curve and the empirical distribution dots that it is proper to use the generalized Pareto distribution to describe the probability distribution of the partial duration series.

从频率分布曲线与经验分布点据拟合的情况看，运用广义Pareto概率分布来描述部分历时序列的概率分布是合适的。

The efficiency curve was fit using least-square method. The empirical formula of the efficiency curve slope of Ge detectors relative to their sensitive volume-S = a log + b -has been demonstrated in extremely large sensitive volume range. Using thisformula it can be estimated that the full en...

在极大的灵敏体积范围内，验证了锗探测器效率曲线斜率与其灵敏体积关系的经验公式：S=alogV+b，采用本公式可在小于3％的相对误差范围内，对已知灵敏体积的同轴HPGe探测器的全能峰效率随γ射线能量的变化作出估价。

In order to improve and simplify the solution, the relationship between frequency and cable tension was studied by conducting numerical iterative computation. Furthermore, the format of the existing formula for cable tension identification was investigated, and one set of practical formula for cable tension identification were proposed by employing numerical fitting method.

为提高精度及简化计算，通过分析迭代计算得到的反映频率与索力相关关系的曲线，和已有索力识别经验公式的形式特点，进行数值拟合，提出一组索力计算的实用公式。

Finally, the wind velocity data of Nantong observatory are used to verify the methods above-mentioned, and the likelihood ratio method and Kolmogorov statistic are used to test the fitness of the distribution, It is obtained that the distribution of yearly extreme wind velocity of the observatory is in keeping with Frechet distribution, and the experimental distribution form from samples basically coincides with the theoretical ones.

采用南通气象观测站的年最大风速资料进行实证研究，分别用似然比法和Kolmogorv统计量检验分布的拟合优度，得出南通气象观测站年最大风速符合Frechet分布，而由样本值构造的经验分布与理论分布曲线基本相吻合。

Combine with resource-based characteristics of regional economic development and the description of evolution in regional PRED system by logistic curve, the development of mineral resources from abroad and ecological protection of the region should be taken for a useful reference.

结合资源主导型区域经济发展的特点，利用罗吉斯蒂曲线描述区域PRED的系统演化，借鉴国外矿产资源开发区域与生态保护的有益经验，提出对我国的启示。

Equivalent linear method based on multiple reflection theory is used in the analysis, the shear wave velocity is calculated from empirical equation got from ground investigation, the dynamic characteristic of soi is taken from the laboratory test and is revised to simulate the liquefaction at the surface.

计算方法采用建立于重复反射理论上的等价线形化法，根据地层探查资料建立了推求地层剪切波速的经验公式，上体的动力作有下变形模量随应力水平的变化规律采用试验曲线。

Finally, the so called critical oscillation frequency can be expressed as a function of oscillation amplitude and Grashof number in all the natural, mixed, and forced convection scenes.

最后，有关临界振动频率的经验公式在强制对流、混合对流以至於自然对流的形式皆不相同，本文皆已分别推导出来，且在三种的对流形式中都有相当平滑的曲线可以获得。

Through analysis of the sedimentary facies and contrast of the formations in this region, it summarizes the characteristics of the Palaeozoic group formations in well log s so that it obtains data and experience for the accurate interpretation and stratigraphic correlation.

本文依据多年的测井资料，总结中部气田的地质响应特征，结合沉积相分析对本区地层进行对比，总结出本区古生界地层在测井曲线上的反映特征，为测井精细解释和区域地层对比积累资料和经验。

Through analysis of the sedimentary facies and contrast of the formations in this region, it summarizes the characteristics of the Palaeozoic group formations in well logs so that it obtains data and experience for the accurate interpretation and stratigraphic correlation .

本文依据多年的测井资料，总结中部气田的地质响应特征，结合沉积相分析对本区地层进行对比，总结出本区古生界地层在测井曲线上的反映特征，为测井精细解释和区域地层对比积累资料和经验。

Elegant, gracefully curved, and artfully detailed, play personal massagers move with the body for an entirely new sensory experience.

典雅，优美的曲线，并巧妙地详细，玩了一个全新的感官经验个人按摩身体移动。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。