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。
The underlying method is based on the simple wave solutions of a system of hyperbolic partial differential equations.
复杂介质中地震波的传播多是通过求取单程或双程波动方程的数值解进行模拟的。
This time the signal generator and more software-based, is essentially a microprocessor on the DAC program control, you can get all kinds of simple wave.
这时期的信号发生器多以软件为主，实质是采用微处理器对DAC的程序控制，就可以得到各种简单的波形。
The simple wave solutions are also obtained and discussed in detail. The results show that there exist a number of characteristic properties and physical pheno…
文中还通过对一个算例和简单波解的讨论指出了复合材料波所具有的一系列不同于各向同性材料中波的性质和物理现象。
This device can accomplish the measure of power quality index stipulated by national standard and has some other functions such as data showing, data saving, communicating, simple wave recording etc.
该装置可完成国标规定的电能质量指标的测量，并有数据显示、存储、通信和简单录波等功能。
We used a simple sine wave pattern as the basis for a simple and original Web design and create a single-page layout.
我们使用简单的正弦波模式作为一个简单原创的网页设计和创建单页布局的基础。
A simple smile, a gentle wave, or a cheery 'Hi' or 'Hello' is all that's required.
微微一笑，轻轻挥手告别，或者愉快地对别人说“你好”都是必需的。
The results show the method is simple and effective and can be applied to other nonlinear wave equations.
结果表明该方法简单有效，并且可以应用到其它的非线性波动方程。
The detective circuit for achilles reflective wave using analog and PMOS digital integrated circuit is presented The circuit has the advantages of simple structure and high detecting accuracy.
本文介绍了一种用模拟和数字集成电路设计的跟腱反射波检测电路，具有结构简单，检测准确率较高的特点。
Simple algorithms and design formulae for circulator wave digital filters are given.
本文介绍环行器型波数字滤波器的简单算法和设计公式。
Definitions of both tourism and tourist are subject to debate, since a simple definition of tourism such as "traveling for pleasure" merely invites a second wave of questions.
旅游业以及旅游的定义是值得商议的，因为对于旅游业的简单定义，例如“为了开心而旅游”，会引发一系列的更多的疑问。
The way of analytical method is a way by which we can solve to simple room shape and border condition, basing on the theory of wave acoustics.
解析法是基于波动声学理论，对简单房间体形、简单边界条件来求解的方法。
The basic idea of bodysurfing is simple - get into a streamlined position and let the wave push you.
身体滑板者的基本方法很简单——保持个流线型姿态，让波浪推你。
At present, the reflecting wave method on low strain occupy the most marketplace in detecting the pile's integrality by advantage of its simple and convenient measuring way.
目前，低应变反射波法以其现场测试简便快捷的优势占据了桩基完整性检测的大部分市场。
For a Doppler radar homing seeker with high pulse repetition frequency, the continuous wave approximation is not only simple, but also has a high calculation accuracy.
对于使用高脉冲重复频率的主动多普勒雷达导引头，连续波近似法不仅计算相对简单，而且可以给出较高的计算精度。
In some simple conditions, all possible exact explicit travelling wave solutions are given.
在一些简单条件下，给出了所有可能的精确的解析行波解。
Standing wave ultrasonic motors have many outstanding features for simple drive and control circuit, stationary speed of rotation, smaller undulation, etc.
其中驻波超声波电机具有驱动和控制电路简单，转速平稳，波动较小等突出优点。
According to the characteristic of the wave field data, a simple algorithm is used to calculate the normal vector at the nodes.
文中针对表示波浪面的数据集的特性，采用了一种简单的节点法矢量算法。
An X band low cost, simple and compact continuous wave Doppler radar is presented. The whole front end is designed using hybrid microwave integrated circuits (mic).
本文介绍了一种X波段低成本、结构简单、小型化的连续波多普勒雷达，雷达前端采用微波混合集成电路(mic)。
This study determined trace content of molybdenum in tea by polarographic catalytic wave and it was sensitive, accurate, simple and of good choice.
本研究首次使用极谱催化波测定茶叶中痕量钼，方法灵敏、准确、简便、选择性好。
The equipment of the short wave communication for telecommunication is simple and ionosphere can not be easily destroyed by man.
短波远距离通信具有设备简单、电离层不易遭受人为破坏的特点，因此，短波通信具有极其重要的战略地位。
This cycloconverter USES few components and the control strategy is simple, only square wave of control is used.
变频器元器件少，控制方式简单，且控制策略可确保晶闸管软开关安全换流。
HY061 is a kind of speech integrated circuit. which is flashy wave-shaping, simple and practical.
HY061是一种简单实用的瞬间成型语音集成电路。
A simple and high - Performance brushless DC generator consisting of a controlled rectifying circuit and permanent magnet square wave motor is Presented.
提出了一种可控整流电路，它与永磁方波电机联合构成一种简单、高性能的无刷直流发电机。
The circuit of the invention is simple, the wave output is pure sine wave, voltage and frequency output is stable, they do not change with input voltage and load.
本发明电路结构简单，输出的交流电的波形为纯正弦波，输出的电压和频率稳定，不会随输入电压和负载的变化而变化。
It can provide complete square wave in the transformer, which can provide a simple self-driving method for synchronous rectifier.
同时变压器上是完整的方波，可以给同步整流提供简单有效的自驱动方案。
Sommerfeld's wave expansion theory demonstrates that a spherical wave can be expanded as the superposition of plane simple harmonic waves.
索末菲关于波的展开理论证明，球面波可以展开为平面简谐波的叠加。
Sommerfeld's wave expansion theory demonstrates that a spherical wave can be expanded as the superposition of plane simple harmonic waves.
索末菲关于波的展开理论证明，球面波可以展开为平面简谐波的叠加。
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