因此，乐器的进化优化了它们的声学特性，且优化了乐器振动的方式，并将这些振动通过空气传到我们的耳膜。
So musical instruments evolved in ways that optimize their acoustical properties, how the instrument vibrates and sends those vibration through the air to our eardrums.
我们发现了不同类型的声带振动的不同结果。
We found the different results of different types of vocal fold vibration.
振动的模式决定了粒子的性质。
The mode of vibration determines the nature of the particle.
这种方法能应用于微振动的精确测量。
This method can be used in micro vibration measurement of high quality.
物体发声时振动的次数叫做频率，计量单位是赫兹。
The number of vibrations an object makes while it's making a sound is called its frequency, which is measured in Hertz.
这是一个振动的宇宙，你是一个振动的存在。
This is a Vibrational Universe and you are Vibrational Beings.
但是对于一些有低频振动的材料，如声学振动。
But for materials where you have vibrations, acoustic vibrations, those are low frequency.
但你确实必须停止抱着引起你降低你振动的思想。
But you do have to stop holding the thoughts that cause you to lower your vibration.
研究人员分析了所有来访者振动的频率、持续时间以及幅度。
Then the researchers analyzed the frequency, duration and amplitude of each visitor's vibrations.
风机振动的厉害。
颤音，振动的胳膊和手作为一个很多温暖你的演奏。
Vibrato, a shaking of the arm and hand adds a lot of work to your playing.
针对振动的三要素即振幅、频率及相位分别做了介绍；
The analysis of vibration is introduced by its three factors-vibration amplitude, frequency and phase.
他们不用亲眼看着声带是怎样振动的，也不用知道弹奏乐器有多难。
They don't have to see how the vocal cords are vibrating, or know exactly how difficult it is to play the instrument.
本文阐述了一个新的降低尾部振动的减振装置—阻尼舱。
This paper states a new vibration reduction system of afterbody vibration, called as damp tank.
错觉手机振动的反应就不太好解释了，可能有心理或神经方面的原因。
False vibrations are less well understood, however, and could have psychological or neurological sources.
分子仍旧，在振动的基态，大多数情况热能不足以激发振动。
So molecules might generally still be in the ground vibrational levels, thermal energy isn't enough to raise them in many cases.
但是很少人能够想象，它从一个男孩、一辆货车和一扇振动的窗户开始。
But few can imagine that it all began with a boy, a train and a vibrating window.
透平进汽阀的气动稳定性是导致进汽阀阀体振动的主要原因。
Aerodynamic stability of turbine inlet valve is the main reason of the vibration of valves.
你的身体将历经振动的转移去弥补那多数将会体验的行动能力的失调。
Your body will undergo a vibrational shift to compensate for the lack of mobility that most will experience.
大卫·爱登堡：物理学家会告诉我，这把扶手椅根本就不存在，它只是振动的结果。
DA: a physicist will tell me that this armchair is made of vibrations and that it's not really here at all.
如果只有一种脉冲——两种的其中一种——与硅条产生共振，硅条只能停留于振动的状态。
If just one of the pulses - or neither of them - resonates with the strip then it remains in its existing vibrational state.
在此基础上采用随机振动的离散分析理论，推导出结构响应均值和方差的递推式。
Based on discrete random vibration theory, recursive square equations to calculate the mean and standard deviation of response are developed.
在地表，这种类似于低频声波的振动非常小，只相当于造成它们的垂直振动的幅度。
At ground level, such vibrations-akin to low-frequency sound waves-are very small, only about the size of the vertical motions that produce them.
实际上你们从来不是孤单一人的，即使是在低振动的深渊里，尽管它可能看起来不然。
You are in fact never alone even within the depths of the lower vibrations, although it may seem otherwise.
光学原子钟振动的速度快得多，大约每秒500万亿次，因此把时间分成了更小的单元。
Optical atomic clocks oscillate much faster, at about 500, 000 billion cycles per second, and thus divide time into smaller units.
相反它是一种对更高振动的回应，并且有一种本能知道正在发生的事情当中有一个神圣的目的。
Instead it is one of responding to the higher vibrations, and having an instinctive knowing that there is a divine purpose in what is taking place.
如果要在纤维上达到类似于弦在乐器上围绕其辐射轴振动的效果，科学家们需要更加精密的设计建构。
To allow a fibre to vibrate along its radial axis, like the strings on a musical instrument, a more complex architecture is required.
比如，当两个相近的音符同时响起时，会有一种让声音在强弱之间振动的干涉效应，使之形成一个“拍”。
For instance, when two very similar musical notes are played together, there's an interference effect that causes the sound to wobble between loud and soft, producing "beats."
比如，当两个相近的音符同时响起时，会有一种让声音在强弱之间振动的干涉效应，使之形成一个“拍”。
For instance, when two very similar musical notes are played together, there's an interference effect that causes the sound to wobble between loud and soft, producing "beats."
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