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三参数的
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  three parameters
    According to optimized three parameters obtained by CRS stacking, we derived an analytical relationship between three parameters and migration velocity field, and put forward CRS gather migration velocity modeling method, which realize velocity estimation by optimized three parameters in CRS gather.
    其通过地震三参数的优化实现地震成像 . 本文推导了基于CRS叠加得出的优化三参数与偏移速度之间的解析关系 ,提出了在CRS道集通过优化三参数实现速度估计的CRS道集偏移速度建模方法 .
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    The test of a sag model proved that the method is more effective and adaptable for the velocity modeling of a complex geological body, and the accuracy of velocity analysis depends on the precision of optimized three parameters.
    模型试算表明 ,这种速度建模方法效率较高 ,速度分析精度取决于优化三参数的精度 ,适于较复杂地质体的速度建模
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    In this paper, the estimated error of parameters for Pearson Type Ⅲ distribution is analyzed and new open integration formulas are put forwarded in accordance with end moment being main error source. The testing for synthetic idea sequence and observation data shows that these methods have improved estimation accuracy of three parameters and have solved the problem of mean underrating.
    对现行P-Ⅲ型频率曲线参数估计方法所产生的误差进行了分析,针对端矩误差是参数估计的主要矛盾,提出了新的数值计算的开型积分方法,并对大量理想系列和一部分实测水文系列进行对比检验表明,通过提高开型积分的精度从而全面提高了三参数的估计有效性,解决了现行方法中对均值估计精度低的问题。
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  “三参数的”译为未确定词的双语例句
    CRS stack is a seismic imaging method that does not depend on a macro velocity model and only need to know near surface velocity and relies on three wavefield parameters.
    这是一种不依赖于宏观速度场 ,仅需已知近地表速度和依赖于波场三参数的地震成像方法。
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  three parameters
Further, by using Lagrangian inversion to obtain a number of summation free formulae directly, the various kinds of rooted Halin maps with up to three parameters have been counted.
      
The problem of determining partial values of functions is solved in a graphic representation using the method of successive approximations, by variational selection of three parameters, namely, the height of peak, its position, and half-width.
      
The minimum levels of all three parameters (HR, BPs, and BPd) were increased during the first night shifts, which indicates that the effectiveness of CVS activation in the nighttime was decreased as compared to the daytime.
      
A measuring cell has been designed for fast preparation of multicomponent solutions and express characterization of them in three parameters: their electrical conductivity, optical density, and viscosity.
      
Analysis was performed with different values of three parameters isolated as major ones.
      
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  three-parameter
This paper discusses the interval estimations method for the parameters and other reliability characters of a three-parameter Weibull distribution.
      
The three-parameter Hill's equation, which is used in enzyme kinetics, was shown to be applicable to calibration curves of both potentiometric (glucose, pesticides, urea, etc.) and amperometric (surfactants, biphenyl, etc.) biosensors.
      
Use of a three-parameter family of locally similar velocity profiles in the calculation of turbulent separation regions in a com
      
A method is proposed for calculating two-dimensional leading turbulent separation regions based on the use of integral relations of boundary layer theory and integral characteristics of a three-parameter family of locally similar velocity profiles.
      
At the same time, the results of the transition calculations for ε0 >amp;gt; 0.5% based on the three-parameter turbulence model [3] require experimental verification.
      
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The first part of this subject deals with the linear mathematical models of watershed flow concentration. The initial condition of the general linear differential equation of watershed flow concentration is derived and all kinds of Instantaneous Unit Hydrograph generally in recent use are proposed on the basic of the general linear differential equation after appropriate treatment. A new method eliminating the negative pulse in the integral solution of Muskingun Model is also recommended. The formulas transforming...

The first part of this subject deals with the linear mathematical models of watershed flow concentration. The initial condition of the general linear differential equation of watershed flow concentration is derived and all kinds of Instantaneous Unit Hydrograph generally in recent use are proposed on the basic of the general linear differential equation after appropriate treatment. A new method eliminating the negative pulse in the integral solution of Muskingun Model is also recommended. The formulas transforming the J.E.Nash and there parameters of Muskingun Instantaneous Unit Hydrograph to the time-interval unit hydrograph are all presented.Finally, some characteristics of J.E. Nash's Instantaneous Unit Hydrograph are preliminary discussed for the correct application of the method under study.

本文分线性与非线性两部分论述流域汇流的数学模型.在这第一部分线性模型中,主要提出并回答了线性汇流一般性微分方程式的初值问题;论述了瞬时单位线的分类;提出了可以消除负脉冲的马斯京贡(Muskingum)型模型的积分解;给出了纳希(Nash)瞬时单位线的(包括n为整数与非整数)和马斯京贡型三参数瞬时单位线的时段汇流曲线转换公式等.对纳希瞬时单位线的若干特性作了分析和讨论.

Based on statistical analysis and x~2 test of the field data, it is found that Gamma and Weibull distribution are suitable to express the distribution of wind wave run-up on slope, and the distribution parameters depend on relative depth and slope. According to the suggested theoretical distribution, the average values of the 1/n th highest wave run-up and the expected values of extreme for a sample of size N are computed while the results agree with the field data satisfactorily. Finally, an empirical expression...

Based on statistical analysis and x~2 test of the field data, it is found that Gamma and Weibull distribution are suitable to express the distribution of wind wave run-up on slope, and the distribution parameters depend on relative depth and slope. According to the suggested theoretical distribution, the average values of the 1/n th highest wave run-up and the expected values of extreme for a sample of size N are computed while the results agree with the field data satisfactorily. Finally, an empirical expression for wind wave run-up height is presented.

本文根据实测爬高分布资料的统计分析,以及基于对几种常用理论分布的适度检验,建议采用一元三参数伽玛分布(包括韦伯分布)为爬高分布.实测资料还表明分布参数与堤坡坡度及堤前水深有一定关系.根据建议的理论分布计算了部分大爬高均值以及最大爬高的估值,並与实测资料进行比较.最后,基于实测资料分析,给出了确定不规则波爬高的经验公式.

Based on the theory of stochastic generating inflow sequence, this paper introduces several models by which the inflow character of the Danjiang Kou Reservoir has been studied. By analyzing and comparing the calculated results, the effectiveness about the model of the 3-parameter lognormal distribution is demonstrated. The calculation and examination of the generated inflow sequences of the Fengman and Baishan Reservoirs, their inflow charactes being obviously different from that of the Danjiang Kou Reservoir,...

Based on the theory of stochastic generating inflow sequence, this paper introduces several models by which the inflow character of the Danjiang Kou Reservoir has been studied. By analyzing and comparing the calculated results, the effectiveness about the model of the 3-parameter lognormal distribution is demonstrated. The calculation and examination of the generated inflow sequences of the Fengman and Baishan Reservoirs, their inflow charactes being obviously different from that of the Danjiang Kou Reservoir, have been carried out with this kind of model. The results show that this model is of a certain generality.

本文根据随机生成径流序列的原理,采用几种生成模型对丹江口水库的径流特性进行了研究。通过对生成结果的分析比较,初步论证了文中所推导的显式三参数对数正态分布模型的有效性。并且用该模型对与丹江口水库径流特性有明显区别的白山、丰满水库的径流特性也进行了生成计算和检验,其结果表明本文模型具有一定的通用性。

 
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