木材密度的变化会影响振动，因此也会影响声音。
Variations in wood density affect vibrations, and therefore, sound.
它振动得越快，发出的声音频率就越高。
The quicker it vibrates, the greater the frequency of sound it produces.
这些（气泡）会引起振动并损坏涡轮机的叶片。
These can cause vibration and damage the blades of the turbines.
本质上，亨德里克斯重新改造了电吉他，他创造出惊人的声音效果和振动，彻底改变摇滚乐的声音。
Essentially, Hendrix reinvented the electric guitar, in the sense that he created amazing effects and vibrations that changed the sound of rock and roll completely.
保罗发明的坚固的器身消除了振动，也就消除了失真音色。
Paul's solid body eliminated the vibrations, and thus the distortions.
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.
他从一激光器射出光束，正对有电缆一端的振动膜上。
He shot light from a laser out the end of the cable onto the diaphragm.
这两种昆虫的飞行机理比较复杂，胸部长有较多肌肉，这样它们才能有力量振动翅膀。
The two insects have complex flight mechanisms with major muscles in the thorax, the chest region, which power the flapping of wings.
带有振动马达的手套是为盲人发明的。
The glove with shaking motors was invented for blind people.
这些早期的电吉他是空心的，而且早期的这种扩音器会造成乐器器身产生振动。
These early electric guitars were hollow and these early amplifiers caused vibrations in the bodies of the instruments.
学生们称石田先生为“宝塔教授”，因为他对宝塔的研究非常热忱。石田制作了一系列模型，并在自己实验室的“振动台”上对它们进行了测试。
Mr Ishida, known to his students as "Professor Pagoda" because of his passion to understand the pagoda, has built a series of models and tested them on a "shake-table" in his laboratory.
根据昆虫学家的说法，单个的蝗虫是安静的生物，但是当它们和同类的其他蝗虫放在一起时，它们会变得兴奋，变色，振动，甚至嗡嗡叫。
According to entomologists, single locusts are quiet creatures, but when locusts are placed with others of their species, they become excited, change color, vibrate, and even hum.
电力公司每年花费大量资金，减少变压器的危害，试图降低噪音，维护经常受到振动影响的设备。
The electricity companies spend a lot of money each year, cutting the harm of transformers, trying to quiet the noise and maintaining equipment that is constantly affected by vibration.
它们利用过往车辆的振动来发电。
They use vibrations from passing cars to produce electricity.
YZ18 型液压振动压路机在研制中充分考虑了振动压路机的特点，并进行了创造性的设计。
It sufficiently takes the characters of vibratory road rollers into account and YZ18 hydraulic vibratory road roller is designed in a creative way.
膜片振动，这使得周围的空气也动荡起来。
The diaphragm vibrates, thus setting the air around it in motion.
用非线性振动方程描述了球摆在 z 方向上的运动。
The motion of spherical pendulum in z-direction is described by nonlinear oscillation equation.
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.
采用中试振动筛板萃取塔对醋酸稀溶液的络合萃取过程进行了中试实验研究。
RPC for pilotscale experiment was used to do the pilotscale experiment on acetic acid complex extraction process.
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.
现在室温时的振动，可以忽略。
任意的振动模式。
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.
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.
玻璃的声学振动。
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.
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.
这是振动的例子。
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.
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.
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