To the specific features of wireless sensor network and attack models met with routing protocols, this paper presents an attack detection model of combined distribution based on grey theory (GADM).

针对无线传感器网络自身特殊性和路由协议面临的攻击类型，提出了一个基于灰理论的分布联合的攻击检测模型(GADM)。

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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；

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Based on the introduction of the theory of inertial electromagnetic sensor we have developed, this paper makes some useful investigation on the designs of the sensor.

在介绍我们研制的惯性磁电传感器的理论基础上，对这种传感器的设计进行了一些有益探讨。

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