Previous studies used the hodograph transformation,which causes common difficulties inside regions of constant states and simple waves,as well as regions near boundaries and parabolic degenerate curves(sonic curves).
直接方法的优势在于,相对于速度图变换方法更加简单,而且避免了速度图变换在处理简单波和边界时的困难;因而直接方法在研究跨音流时有很大的潜力。
According to our numerical experiments,this scheme is good for computing the Riemann solution consist of only strong simple waves,but bad for the Riemann solution which contains weak simple waves.
计算发现:此格式对于计算压差方程只包含强简单波的黎曼解是适合的,对于计算压差方程的包含弱简单波的黎曼解则不适用。
According to our numerical experiments,this scheme is good for computing the Riemann solution consist of only strong simple waves,but bad for the Riemann solution which contains weak simple w.
计算发现:此格式对于计算压差方程只包含强简单波的黎曼解是很好的,对于计算压差方程的包含弱简单波的数值解是不适用的。
A simple wave region should be so chosen as not to include points of intersection of wavelets.
一个简单波域必须选得合适，使它不包含子波的交点。
The underlying method is based on the simple wave solutions of a system of hyperbolic partial differential equations.
基本的方法是以双曲型偏微分方程组的简单波解为根据的。
This waveguide tube is chiefly characterized by its simplicity of structure.
这种波导管的主要特点是结构简单。
A Simple Method for Generating Traveling Wave Solutions to Evolution Equations;
构造演化方程行波解的一个简单方法
Simple technique forecasting BDI;
波罗的海干散货指数的简单预测方法
Design of easy digital storage oscilloscope based on AVR
基于AVR单片机的简易示波器设计
Simple and effective method of image interpolation enlargement in wavelet domain
简单有效的小波域图像插值放大算法
A Simple Algorithm of Beamforming to Achieve Low Sidelobe
一种简单的低旁瓣控制波束形成算法
Study on the Computation Method of 2.5-D Acoustic Ray Wave Field in Simple Media;
2.5维简单介质声波射线波场计算方法研究
Research on a Simple Transform from Analogue Filter to Digital Filter
模拟滤波器到数字滤波器简单变换方法
The simplest form of wave motion consists of the combination of a transverse simple harmonic vibration and a uniform translation.
波动的最简单形式是横向简谐振动和匀速直线运动的组合。
The simplest fluctuation is the conjunction of two molecules to form a complex.
最简单的波动是两个分子结合形成缔合体。
The Application of a Simple Optical Fiber WDM in the Wide Band Transmission;
一种简单光纤波分复用器在宽带传输中的应用
Simple Control of Based on Shunt Active Power filTer
基于DSP实现的有源电力滤波器简单控制方法
A train of light wave may often be represented more simply by means of rays than by wave fronts.
一列光波往往可以更简单地用光线，而不用波阵面表示。
unskilled jobs;unskilled labor.
简单工作，简单劳动
A few examples from different periods show that the simple design of Egyptian doorways conforms to a harmonic analysis.
来自不同时期少量例子表明简单埃及门口设计符合一和谐波分析。
We started with what seemed the most simple and obvious filter.
起初我们着手研究的是看起来似乎最简单和最明显的滤波器。