他花很多个小时听一根弦在不同背景下的振动——空心木,实心木,铝,钢。
He had spent hours listening to the vibration of a single string plucked against a variety of backgrounds-hollow wood, solid wood, aluminum, steel.
布莱恩·葛林可能是超弦理论的支持者中最著名的一位了,超弦理论认为宇宙中的力和粒子是由11维空间中振动的微小的弦产生的。
Brian Greene is perhaps the best-known proponent of superstring theory, the idea that minuscule strands of energy vibrating in 11 dimensions create every particle and force in the universe.
他们认为每一个所谓的基础粒子实际有一个更小的,振动着的,一维循环的弦。
They propose that each so-called fundamental particle actually contains a tiny, vibrating, one-dimensional loop of string.
如果在一根振动弦的中部轻轻一触,它就发出高八度的音。
If a vibrating string is lightly touched at its midpoint, its pitch goes up an octave.
这些音符,可以说是吉他弦在张力下的振动模式。
These musical notes could be said to be excitation modes of that guitar string under tension.
由时间积分法建立了弦振动位移的隐式表达式。
The implicit expression of displacement of string vibration was established by the time integration method.
就像是弹奏吉它弦一样,蜘蛛可以在它的网上发出多种不同频率的振动。
And much like playing the strings of a guitar, a spider can send out vibrations across its web across many different frequencies.
本文讨论了一根具端点粘滞阻尼的振动弦的初始状态的可辨识性,其中观测为该点的速度。
This paper discusses identifiability of the initial state of one vibrating string with viscous damping at end point, where the velocity at this point is observed.
本文讨论了一根具端点粘滞阻尼的振动弦的初始状态的可辨识性,其中观测为该点的速度。
This paper discusses identifiability of the initial state of one vibrating string with viscous damping at end point, where the velocity at this point is observed.
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