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![HC-SR04/Python/Raspberry Pi] Raspberry Pi + 4 HC-SR04 Ultrasonic sensors](http://makeshare.org/data/editor/1602/cba7d75088069cd02a9535379e0eb2c0_1456731924_7897.png "HC-SR04/Python/Raspberry Pi] Raspberry Pi + 4 HC-SR04 Ultrasonic sensors")
HC-SR04/Python/Raspberry Pi] Raspberry Pi + 4 HC-SR04 Ultrasonic sensors
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