查询词典 numerical function

Based on numerical modeling results of influencing factor, multifactor retrogressive method has been established, according to which a function related to water contamination and recovery extent at each stage of five characteristic points has been established.

结合影响因素数值模拟结果，建立了多因素回归方法，确定了5个特征点的含水和阶段采出程度与多影响因素的函数关系。

To study the feasibility of a new type of sealing fabrication for high pressure, the deformation equation of cylinder-plunyer system at high pressure was derived. Several feature curves were obtained using the numerical solution of Reynold's function.

为探讨一种新型超高压密封结构的可行性，对超高压下钢筒和柱塞的变形量进行了理论推导，通过雷诺方程数值求解，获得了新型密封结构的漏耗特征曲线、液膜压力分布曲线及初始间隙对泄漏量的影响曲线。

The main characteristics of seismic source function in underground explosion are studied by seismological method and numerical method.

结合地震反演方法和数值计算方法，研究了地下爆炸震源函数的特征以及介质特性对震源函数的影响。

Level set method introduced by Osher and Sethian is a numerical method, which translates the problem of evolution of 2-D (3-D) close curve into the evolution of level set function in the space with higher dimension. Level set is an accurate and steady algorithm; it can treat with the change of topology naturally.

水平集方法是由Osher和Sethian提出的一种数值计算方法，它将二维的闭合曲线的演化问题转化为高维空间中水平集函数曲面演化的隐含方式来求解，具有拓扑结构可自然变化、计算精度高、算法稳定的特点。

Based on the idea and technical in the references[16],[17]and[26]as well as the theories of martingale,Brownian motion and stochastical orders,the expectation of present value of annuities with controlled random interests is obtained,and the upper bounds of present value function of discrete stochastic annuities with random interests in sense of convex order are derived,and the numerical characteristics of upper bounds are also obtained,furthermore,the expec

基于文[16]，[17]和[26]的思想方法以及鞅、反射Brownian运动和随机序的理论，得到了控制随机利率下连续年金现值的期望，并给出了离散随机年金现值函数在凸序意义下的上界，讨论了上界的分布函数和停止损失保费，进而得到了离散的随机年金现值的期望。

In this paper, we contribute an evolutionary heterogeneous beliefs model byusing t distribution to replace traditional standard normal to describe fundamen-tal price process and adding risk-adjusted market fraction function in classicaltwo types traders scheme. And then we utilizedifference equation stability and bifurcation theory and numerical simulation tostudy the system. It is found that the system has some styled facts (high kurto-sis、fat tali and long memory) of the actual financial market, and this indicatesthat the simulation model can reflect well the true financial market.

本文通过引入t分布代替原有的正态分布描述基础价格过程，引入经风险调整的投资者市场分数维函数取代原有的无风险调整的市场分数维函数，在经典的两类投资者(自主投资者和图表分析者)模拟模型框架下，建立了新的异质预期资产定价模型，利用差分方程稳定性和分支理论及数值模拟的方法对该系统进行理论分析和实证研究，发现模型具有真实金融市场的程式化事实(尖峰厚尾性，长记忆性等)，模拟效果较好。

The article shows the combination and function of 21DM numerical control system and 21DM NC system is applied to ordinary mill machines by numerated technical reformation of ordinary X712 mill ma- chine.

针对X712型铣床进行的数控技术改造，阐述了21DM数控系统的组成、功能及21DM数控系统在普通铣床上的应用。

The company introduces the Taiwan steel completely automatic large-scale spreadometer achieves each minute rubberizing 50 meter productivities, the advanced minute cuts with the water cuts the computer equipment, the function perfect large-scale computer numerical control printer, the electricity airsickness equipment.

公司引进的台钢全自动大型涂胶机达到每分钟涂胶50米的生产能力，先进的分切和水切电脑设备，功能完善的大型电脑数控印刷机，电晕机设备。

On this basis, the text uses Ansys carrying on numerical simulation analysis to horizontal bearing capacity characteristic of the batter pile, and mainly discusses the function of the inclined direction and the obliquity of the pile shaft to the batter pile horizontal bearing capacity.

通过对国内外已有有关文献的大量阅读和综合分析，本文对水平荷载下基桩的力学性状与分析计算方法的进行了系统分析与介绍。

A novel ultrafast SOA model is presented and the numerical arithmetic is provided.Secondly, an analytical formula for wavelength conversion of transient cross phase modulation is deduced from the viewpoint of impulse response function.

概括全文的研究成果和贡献，有如下几个方面：(1)研究了SOA实现全光信号处理的基本原理，推导了SOA中最基本的光场传输方程和载流子速率方程，分析各种非线性效应的原理及其应用。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。