波速

A deflection angle of acoustooptical Bragg diffraction on an acoustic-optical medium is modulated by ultrasonic, and on the other hand, surface acoustic wave propagation velocity can be influenced by rotational velocity Ω of SAW medium.

摘 要：声表面波陀螺效应表现为SAW介质旋转角速度Ω对SAW波速的调制作用，以及对布拉格衍射角的调制作用。

The results indicate that under yield points the attenuation, Young's modulus, Poisson's ratio and velocities of saturated rocks all display obvious anisotropy and rather apparent strain amplitude effect and frequency effect.

在最大载荷低于岩石的屈服点时，获得的衰减、杨氏模量、泊松比、波速都表现出显著的各向异性，同时它们还具有较明显的应变振幅效应和频率效应。

The model for solving basic variable by optimization is set up, and relatively one and two order optimal transmitting boundary is established. xcxc

建立了对物理视波速进行优化求解的数学模型，以及相应的1阶和2阶优化透射边界。xcxc

1The speed of wave is the distance it advances per unit time.

波速是波在单位时间内行进的距离。

D (1The speed of wave is the distance it advances per unit time.

波速是波在单位时间内前进的距离。

1The speed of wave is the distance it advances perunit time.

波速是波在单位时间内前进的距离。

The variation of wavelength, wave speed and amplitude of wave versus liquid pressure was obtained.

测得了不同压力下的扰动波波长、波速和振幅。

A tripartite array of infrasonic measurement in Changping county of Beijing was arranged using three CSH-1 infrasonic receivers. The infrasonic signals (P-t curve and wave vector) produced by meteor shower from Leo on November 17 in 1998 were observed.

采用三台CSH-1型次声接收器，在北京昌平县布置了一个次声测量三点阵，观测到1998年11月17日狮子座流星雨产生的次声波P-t曲线和波速波向图。

A seismic response model of long span concrete filled steel tube arch bridge is set up.

针对跨径为（76＋360＋76）m的某大跨度钢管混凝土系杆拱桥的特点，详细介绍了其分析模型的建立方法，动力特性特点及其在地震动作用下的响应，并深入讨论了不同行波波速对该拱桥地震反应性能的影响。

The trains speed varieties have more influences on the ground vibration adjoining central line of the slab track.

尤其当列车速度接近地基的Rayleigh波波速时，由于引发共振而使地面振动位移出现峰值。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。