Wave speed equals frequency times wavelength.
波速等于频率乘以波长。
The wave speed. The valid range is 0 to ·. The range is 0 to 1. The default is 1.
波纹的速度，有效范围是从0到无穷大，滑块范围是0到1，缺省为1。
A common way to determine wave speed is by experiment, which includes wave - front method and wave periods method.
管线水击波速的常用测量方法有波前法和周期法。
Experimental investigation was carried out to study the pressure wave speed and its attenuation for gas-liquid bubbly flow in vertical upward tube.
研究了垂直上升管内气液两相泡状流压力波的传播速度和衰减规律。
It is showed that a shock wave speed distribution in red light period at a plane intersection satisfies a normal assumption, as well as Poisson assumption.
依据实际测量数据，论证了平面交叉口绿灯转红灯时车流堵塞波的推进速度满足正态分布假设，其拟合优度高于泊松分布假设。
Physically, at a special critical wave speed the flow may have a naturally periodical separated-reattached pattern, with each wave trough capturing a stable vortex ring.
物理上看，在一个特定的临界行波速下会形成自发的周期性分离再附流，每个波谷的分离区捕获一个稳定的涡环。
In batch pipelining, the location of batching interface is always variable and the physical property values of involved oil such as surge wave speed change along pipeline.
在顺序输油管道中，混油界面的位置不断发生变化，水击波速等油品物性参数值在管道沿线的分布也随之变化。
It is indicated that the longitudinal wave speed, shear wave speed, as well as the dynamic Young's modulus of the Mogao grottoes increase with the increasing depth of grottoes.
结果表明，洞窟岩壁的纵波波速、横波波速、动弹模随着洞深的增加而增加；
Two-velocity analysis method can develop the pile integrity test, average wave speed and wave-up curve separated from measured signal under the condition of existed foundation.
采用双速度测试和分析技术可以解决在既有基础下基桩的完整性、平均波速以及从实测信号中分离出上行波曲线。
Analyses results show that the materials, tension and rigidity of wires, speed of trains, wave speed, and lift forces are primary factors that affect fatigue life of contact wires.
分析结果表明，接触导线线质、张力和刚度以及列车运行速度、波动传播速度和抬升力是影响导线疲劳可靠性的主要因素。
The consolidating wave speed changes distinctly in 7 days, so it makes up the loss that in being non-destructive testing technology couldn't be used to test the fresh concrete strength.
固结波速在混凝土7天龄期内变化尤为显著，这弥补了现有的混凝土无损检测技术不能应用于检测早龄期(特别是7天龄期以前)混凝土强度这一空白。
According to the theory of wave crack, the variation rules of wave speed and amplitude, by use of the compressional-wave probe, the polarizing wave speed of rock with large plane is obtained.
根据横观各向同性介质波动理论，结合波速、波幅的变化规律分析，通过纵波探头平测法，测试了有较大平面的岩块横波在层理面内的偏振波速。
Even birds were missing. Shearwaters, so adept at using waves to increase their speed, could not show off their expertise without a wave in sight.
鸟儿也不见了踪影，海鸥能娴熟地利用海浪来获取速度，没有海浪的话也就没有了炫技的机会。
As the optical precursor and main wave packet traveled through a second group of rubidium atoms, the scientists took measurements on the speed of the two photon components.
随着光前驱和主波包通过第二组铷原子，科学家就可以对这两个光子成分的速度进行测量。
Depending on wave height and speed, as well as wavelength and water density, each buoy can produce up to 40 kilowatts of electricity.
每一个浮标最高可以产生高达40千瓦的电力，发电的多少依赖于海浪的高度以及速度，同样也依赖于海浪的波长以及海水的密度。
By working at tremendous speed, the men managed to get the dish on to dry land before the wave returned.
工人们动作迅速，终于赶在那股大浪返回之前把盘子拽到了岸上。
In the lab, researchers can create the impression of sending light faster than the speed limit by tweaking the speed at which the wave crests of light propagate through space.
在实验室中，研究人员可以在光线传播通过空间时，对光的波峰稍作调整来造成发送光线的速度比极限的速度限制更快的印象。
Increasing a speed parameter for each water node, we adopt the idea of neighboring regions spread to derivate the evolution formula of water wave with disturbance.
采用邻域传播的思想，为每个水结点增加一个速度参数，推导出水面受到扰动后，水波的演变公式。
On the bases of analyzing triangle wave form modulated LFM, the method of using DDR (Dual Channel Directional Doppler range) technique to eliminate the influence of speed to range is presented.
在分析三角波调制的线性调频信号的基础上，提出了用DDR技术消除速度对测距的影响方法。
The bent shock wave is reflected at the wall. As the flow speed changes, two kinds of shock reflection have been observed.
弯曲的激波与壁面进一步作用后发生反射，由于波前气流速度不同，这种反射存在规则反射和马赫反射两种类型；
No matter from the wave type structure, space, time, speed, all the signs are that, large periodic wave two adjustment will end.
无论从浪型结构、空间、时间、速度，这一切的迹象都表明，大周期二浪调整将结束。
The next step we will explain the reasons for the installation of the highway guardrail plate, what is the role of the wave barrier plate, why need to install high-speed waveform guardrail.
下一步我们将解释为高速公路护栏板安装的原因，波形护栏板有什么作用，为什么高速需要安装波形护栏。
By working at tremendous speed, the men managed to get the dish on to dry land before the wave returned.
工大家动作迅速，终于赶在那股大浪返回之前把盘子拽到了岸上。
The main principle is introduced, and the relationship between speed of sonic wave and media temperature is deduced. The great merits and existing questions of acoustic pyrometry are shown.
介绍了声学测温的基本原理，推导了声波传播速度与介质温度的关系式，阐述了声学测温的巨大优势和存在问题。
Refraction is the change in direction of a wave due to a change in its speed.
折射是一种改变波的方向，因为它改变了它的速度。
Refraction is the change in direction of a wave due to a change in its speed.
折射是一种改变波的方向，因为它改变了它的速度。
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