The intensity of acoustic signal and the spectra of both the optical and acoustic signals were all defined by keyhole behavior.
而等离子体声信号的强度以及光、声信号的频谱分布都受到小孔行为的制约。
The fiber-optic hydrophone based on the optical fiber sensing technology is the most ideal underwater acoustic signal detector at present and plays an important role in military wars.
光纤检波器是光纤传感技术在海洋技术上的重要应用，它是目前最理想的水声信号探测装置，在军事反潜战中扮演着重要角色。
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