On the basis of SAW technology, this thesis designs a SAW humidity sensor. Include the design of IDT (interdigital transducer), the thin film as well as the frequency measurement system.
在对SAW传感器技术进行研究的基础上，本文设计了一个SAW湿度传感器，包括IDT(叉指换能器)的设计、薄膜的设计以及频率测量系统的设计。
Use transducer technique to precise examine the plant humidity, thus attain the purpose of the save water.
将传感技术应用于植物水分的精确检测，从而达到节水的目的。
Use transducer technique to precise examine the plant humidity, thus attain the purpose of the save water.
将传感技术应用于植物水分的精确检测，从而达到节水的目的。
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