振动

Tom's heavy footsteps upstairs make the old house vibrate.

楼上汤姆的沉重脚步振动了整幢旧楼房.

The blade is clamped and excited into some mode of vibration.

叶片夹好后,被激发进入某种振动状态.

As to the number of degenerate vibrations some further considerations are necessary.

关于简并振动的数目的问题,还需要做进一步的研究.

The amplitude of the vibration determines the loudness of the sound.

振动幅度的大小决定声音的大小.

It's important to tighten up the wheels properly, otherwise they vibrate loose and fall off.

把轮子拧紧是很重要的，否则它们会因振动松动、脱落。

Envision the conductor as an assemblage of driven , damped oscillators.

把导体看成是大量受迫阻尼振动的振子的集合.

A vibrating membrane in the ear helps to convey sounds to the brain.

耳膜的振动帮助声音传送到大脑.

Its oscillation depends on the strength of the gravitational field.

它的振动幅度取决于引力场的强度。

The diaphragm vibrates , thus setting the air around it in motion.

膜片振动,这使得周围的空气也动荡起来.

The eccentric mass type vibration generators are bolted to the platform.

偏心量型式的振动发生器锚固在台身上.

On an oscilloscope, you can see an electrical current oscillate up and down.

在示波器上面你可以看到一股电流上下振动.

In wind instruments the sound is produced by a vibrating air column.

管乐器的声音是由振动的气柱产生的.

The strings of a piano vibrate when the keys are struck.

钢琴的琴键一弹琴弦就振动出声.

However, heating energizes the vibrational, rotational, and electronic motions all at once.

但是, 加热会一下子把振动 、 转动和电子运动统统加强.

Damping wakes possible finite steady-state vibration amplitude at resonance.

在共振时,阻尼可能限制稳定振动的振幅.