查询词典 continuous wave

This paper improves the design of lattice gas wave model, points out and corrects the mistakes in PLS model. The realization of wave field simulation for complex geological model by lattice solid automata makes the numerical appproach practicable.

与以往的工作相比较，本文发展了现有的格子气波动建模研究，实现了用格子气自动机对实际复杂地质模型中波场的数值模拟，使这种基于离散化波场描述的波场模拟方法实用化。

It is based on the interaction of stress wave in medium and the law of reflection and penetration when stress wave encounters an interface of dissimilar medium or an unequal section.

本文利用工程中可实际运用的一维线性应力波理论，以应力波在介质中的相互作用及其在不同介质界面和不等截面上的反射和透射机理为基础，通过建立合理的由不同材料组成的力学模型，详细探讨了在炸药爆轰这一极其短暂的过程中，主要载荷参数、结构尺寸参数和材料参数等诸多制约因素对子母弹开仓过程和应力波传播的影响规律。

The essential assumption of the wave theory of light is that different wave-lengths correspond to different colours.

光的波动说的主要假定是：各自的色有各自的波长。

Every known wave spreads with some definite velocity, and so should a wave of light.

每个人都知道波是以某种确定的速度传播的，光波当然也是这样。

The propagation matrix method used widely in stratified media is extended to laterally inho-mogeneous media,and a numerical method known as generalized propagation matrix method for simulating elastic seismic wave propagation in inhomogeneous media is presented by using mixed variable elastic wave equation and matrix exponent solution of system of linear ordinary differential equations.

应用混合变量弹性动力学方程和线性常微分方程组的矩阵指数解法，将层状介质中广泛应用的弹性波传播矩阵解法推广至横向非均匀介质，给出了一种可计算复杂地质体中弹性波传播的广义传播矩阵数值解法。

A FDTD program was written and the electromagnetic fields for various polarized incident beams are calculated and the polarization states of the diffractive waves are extracted. The relation between the polarization state of the diffraction wave and the grating balzed angle and polarization angle for the linearly polarized incident wave is analyzed; In the spectral range of 1530 ~ 1570nm, the polarization dispersion is studied for the linearly and circularly polarized incident beam.

用时域有限差分程序计算出任意偏振方向线偏光经过闪耀光栅衍射后的电磁场分布，提取衍射波的S偏振和P偏振分量，分析它们与光栅闪耀角和入射光波偏振角的关系；分析在1530 -1570nm光谱范围内，入射光波为线偏振波和园偏振波时，衍射光波的偏振色散特性与光栅闪耀角的关系。

For different economic systems, the span of a long wave are likely different, and the expectancy period of a long wave is about 50 year.

这种现象是由经济系统的一种内在的作用力所导致的。

Based on the understructure of the theory of economic long wave we had, this paper brought forward believable concept about the economic long wave.

本文在对经济长波理论总结的基础上，给出了一个令人信服的经济长波概念。

The relations between the longitudinal and transversal wave s, the wave velocities of rock mass and rock were also described in it.

文章还统计了纵波和横波、岩体波速和岩石波速的关系，可供选用指标时参考。

1 SIMPLE WAVE NATURE OF SOUND 2.1.1 Introduction to Longitudinal Propagation Wave motion or vibration is made possible by inertia and elasticity in a material.

2.1声音的简单波本质2.1.1纵向传播介绍波动或者说震动，是可以通过物体的惯性和弹力产生的。

Diabetes is a social disease that affects several million people worldwide.

糖尿病是一个社会性疾病，全世界有数百万人罹患此病。

I'll call you on Friday to see if we can reschedule our luncheon meeting at your convenience.

我星期五会给您打电话在您方便的时候我们重新安排我们的午餐约会。