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.
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；
This paper introduces the viscous soft start device and its driving mechanism, mechanical structure and the theory of hydraulic system and control.
介绍了液粘软启动装置的传动机理、机械结构、液压系统和控制理论。
Objective To investigate the essence of acupuncture-moxibustion channels by use of physical field theory and a chemical soft-substance system.
目的运用物理学场理论，应用化学软物质体系探讨针灸经络的实质。
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