查询词典 initial data

Under some reasonable assumptions of the'Distribution Matrix', the Riemann Problem with piecewise constant initial data is proved to have a unique Riemann Solver; furthermore, using'Wave Front Tracking Method'and properties of the'Generalized Characteristics', we prove the existence of weak entropy solution to the Riemann Problem with arbitrary initial data of bounded Total Variation.

在"分布矩阵"满足合理的假设前提下，证明了具有分片常值初始条件的黎曼问题的黎曼解算子的存在唯一性；并进一步运用"波前追踪法"和"广义特征"等得到了具有任意有界全变差初值条件的广义黎曼问题的弱熵解的存在性。

In this paper, we present a structure of Two-level servers based on C/S mode on managing the traffic data and a method of spatial-time on data processing that gets the characteristic parameter from the time series and initial data that are collected by spatial distributing sensors.

本文提出了基于主从模式的两级服务器结构的数据管理系统，并采用了一种空时处理交通数据的方法，通过对远程探测器获得的数据及时间序列提取特征参数的方法实现数据处理。

In this report, based on initial data array of annual increase of growing stock, GM(1, 1) enveloping grey surface is set up, and predictive curve is obtained by fitting initial data with differential equation according to mecha- nism of GM model. Scientific basis has been provided for determining the optimum annual cutting norm.

为合理采伐利用林木资源，本文根据全区林木年蓄积增长量原始数据列，建立GM（1，1）包络灰平面，并按GM模型建模机理，用微分程拟合原始数据，求得预测曲线，使预测值落在栽一范围内，为确定最佳年采伐限额提供了科学依据。

There is the Cauchy problem of hyperbolic system with weak damping in Chapter4. In the space of dimension N=1,3, exploiting the semigroup method, the global existence and the decay behavior of the solution with small initial data to problem (about problem with small initial data) is put forward.

当空间维数N=1，3和初值充分小时，利用半群理论得到问题整体解的存在性，并对于整体解给出一致衰减估计；当空间维数N=1 时，利用试验函数方法讨论解在有限时刻爆破的条件。

Initial data : Initial data are needed for the application to work.

初始化数据：是应用程序正常运行所必须的数据。

In VB ListView dynamic loading records this function LoadDataFunc used for data loading, it is a defined function, a parameter is the initial data loading location, and the second parameter is to load data number.

在VB的ListView中动态加载记录这个函数中使用了LoadDataFunc对数据进行加载，它是一个自定义的函数，第一个参数是数据加载的起始位置，第二个参数是要加载数据的数量。

For compact hypersurfaces and highcodimension compact submanifolds initial data respectively, we prove that the flow hasa smooth solution for all time under almost optimal conditions. Those conditions arethat the second fundamental form on the initial submanifolds is not too large, the exter-nal force field, with its any order derivatives, is bounded, and the field is convex with itseigenvalues satisfying a pinch inequality.

我们分别对紧超曲面初值和高余维紧子流形初值证明了当初始曲率比较小，并且外力场除了要各阶导数一致有界外，还要满足凸性条件以及特征值的一个pinch条件时，这种热流的光滑解长时间存在。

Then we prove that if the initial data enter into the unstable set, then the solution of the aforementioned Cauchy problem blows up in finite time, and if the initial data enter into the stable set, then the solution of the aforementioned Cauchy problem globally exists.

其次证明了如果初值进入不稳定集，该柯西问题的解在有限时间内爆破；如果初值进入稳定集，该柯西问题的整体解存在。

Perturbing the initial conditions along the most unstable directions of the phase space of the system is a technique which may be most effective for determining the principal weather types consistent with given initial data.

沿着预报系统相空间中最不稳定的方向来扰动初始条件是一种方法，它是与给定的初始资料相协调确定主要天气类型的最有效的方法。

A series of simplified mathematics models for analyzing the precision of the firing initial data and assessing the firing efficiency under the condition of computer are established to the accompaniment of software application which could be used in the determination of firing initial data, real-time precision analyzing and aided decision making.

建立了计算机条件下射击开始诸元精度分析和射击效率评定的一系列简化数学模型。建立了决定火炮射击开始诸元、实时精度分析和辅助决策的应用软件。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失