文件名称:011
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一个关于超声波驱蚊器的电路，相当有用。
值得自己亲手一做。-Ultrasonic repellent device on the circuit, very useful. Personally make one worthy of its own.
值得自己亲手一做。-Ultrasonic repellent device on the circuit, very useful. Personally make one worthy of its own.
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011.doc