查询词典 wave speed

In addition, since the back electromotive force occurring in an inductance element is cleared to zero during a half wavelength of period of the cosine wave, speed electromotive force can be measured by immediate shifting from a setting period to a measuring period.

另外，由于在余弦波的周期的半波长期间，使在电感元件中产生的反电动势VL清零，通过立即从设置周期转移到测量周期，能测量速率电动势。

You can crossfade, backspin, speed up and slow down music, including full-length WAVE and MP3 songs.

你能够交替淡变，逆转，加速和使音乐慢下来，包括全长的 WAVE 和 MP3 歌曲。

The paper uses precise step to produce the continuity function of water hammer mathematic model, not only gains more precise water hammer pressure function and water hammer wave speed functionbut also founds correct water hammer mathematic modelContinuity EquationMovement EquationAfter ignoring subordinate facts, function (1) and (2) translate into the current applied water hammer pressure function and water hammer wave speed function.

本论文对水击数学模型中的连续性方程重新进行了严谨的推导，不仅得到了更加准确的水击压强和水击波速的计算公式也建立了正确的水击数学模型连续性方程运动方程当忽略次要因素以后，公式(1)和(2)即可转化为当前应用的水击压强计算公式和水击波速计算公式。

Through theoretical analysis and experiment simulation, transmission effect in trapezoid wire winding curve and the double cosine half-wave speed rule curve is researched. And the wire winding algorithm of single cosine half-wave is proposed.

通过理论分析和实验仿真的方法，深入研究梯形走线规律曲线和双余弦半波速度规律曲线的传动效果，提出单余弦半波走线算法。

To distinctly find out the relationship between the rigidity of tablet and the ultrasonic speed,laser is emitted to the tablet and then we measure the speed of reflected surface acoustic wave and analyse the experimental data,finally get the tablet rigidity-wave speed curve.

为了清楚地了解片剂的硬度与超声波速度之间的关系，利用激光照射到片剂上，通过测定出反射的声表面波速度，且对实验数据进行分析，从而得出片剂的硬度与声表面波速度之间的关系曲线。

The thesis discusses three eigenvalues individually and explains the pressure wave propagation of three modes, includes wave speed, wave decay and energy distribution. Since the elastic potential energy occupies more than 98% of mechanical energy in the arteries, which is larger than 2% of kinetic energy of flowing blood. Else join elastic wall and wall of managing having a viscid condition to analysis .

本文将个别讨论此三组特徵值，来说明三组压力波的传递模态，其中包括波速，以及波的衰减；由於在动脉的能量分布中，由管壁振动的弹性位能占了98%，远超过血液本身流动的2%，再加上管的弹性模数和管壁的黏滞性再来讨论此三组模态，个别在弹性管的能量分布。

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。

Exogenous fault mechanics model characterizes wave making vibration propagation process caused by structural defects, defines transmission and reflection property of stress wave during the propagation, and provides theoretical basis for determining and seperating various kinds of polygenetic wave speed, which can be used in inversion and location of structural fault with satisfaction. By comprehensively using the two types of fault model that we presented, this paper has satisfactorily solved the classification and recognition of polygenetic faults of rotary support.

内源性故障力学模型较好地说明了回转支承内部的各种故障的形成和发展机理，描述了故障存在时回转支承的振动激励响应特性，为多源故障信号的分类识别提供了一种理论模型，外源性故障力学模型描述了由结构缺陷引起的波致振动传播过程，解释了传播过程中应力波的传递与反射特性，为各类故障波速的确定与分离提供了理论基础，能较好地用于结构故障的反演与定位。

Refer to the impacting-echo technology, we impacted the apex of the steel bar and incepted the reflecting stress \\ave through the resonator that fixed on the apex of the steel bar, and the value of the consolidating wave speed was calculated based on the timeof stress wave transmitted and the length of the steel bar, so, identifying the reflecting signal is the key of the consolidating wave speed method.

借鉴于冲击回波技术，固结波速的测定方法是在钢筋测杆的出露端施加瞬态冲击载荷，由安设在测杆顶端的传感器接收反射应力波信号，根据应力波的走时和测杆的长度折算固结波速的大小，因此反射信号的识别是固结波速法检测混凝土强度的技术关键。

The relative curve between wave speed error and azimuth resolution is given. 8. Based on the scaling azimuth resolution method given by the author, the effect of wave speed error for synthetic aperture processing algorithms based on Stolt migration is given.

基于作者所提的方位分辨率衡量方法，研究了波速误差对基于Stolt偏移合成孔径处理算法的影响，给出了波速误差对其方位分辨率影响的关系曲线。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。