介绍了用于PCCP爆管预警的光纤声监测系统组成及原理。
The composition and working principles of an acoustic fiber optic monitoring system adopted to forewarn the failure of PCCP (Prestressed Concrete Cylinder Pipe) are described.
文章详细介绍了无源无线轮胎压力监测系统中的声表面波传感器工作原理、回波信号组成、数字信号处理和软件开发方法；
The paper introduce the theory of surface acoustic wave sensor, the digital signal treatment, the method of soft design in the passive and wireless tire pressure monitoring system in detail.
本文研究的是基于声表面波原理的无源无线轮胎压力监测系统，它可以实现高分辨率、小体积、无电池的简化结构。
The paper studies in passive and wireless tire pressure monitoring system base on surface acoustic wave which can realize small passive and high accuracy in simple structure.
当胎压偏离设定指时，胎压监测系统声、光报警提示驾驶员，检查车轮状况。
When tire pressure deviation from the set refers to the tire pressure monitoring system sound and light alarm to prompt the driver, check the wheel situation.
当胎压偏离设定指时，胎压监测系统声、光报警提示驾驶员，检查车轮状况。
When tire pressure deviation from the set refers to the tire pressure monitoring system sound and light alarm to prompt the driver, check the wheel situation.
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