对外星智能的探索研究院，专门寻找外星生物。 它他们对接受到信号的变调和被瀑布声掩盖的笛声做了比较。
The SETI institute, which searches for extra terrestrial life, has compared picking up a signal’s modulation to picking up the sound of a flute when it’s masked by the noise of a waterfall.
随着英国智能电网的不断扩大，也许不只是隆隆的洗衣机声吵得人无法入睡。
As Britain's smart grid expands, rumbling washing machines may not be the only thing keeping people awake.
提出了机、电、声三相耦合的噪声智能控制系统的模态控制方法，给出了模态控制器的设计方案。
A modal control method and controller design scheme for intelligent mechanically electrically acoustically coupled noise control system is proposed.
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