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Practical application of the sensor. (a) Output piezoelectric voltage of ball bouncing. (b) Output piezoelectric voltage response of wrist joint during bouncing. (c) Output piezoelectric voltage of wrist joint during shooting. (d) Output piezoelectric voltage response of wrist joint during shooting. (e) Output piezoelectric voltage response of elbow joint during shooting. (f) Output piezoelectric voltage response of elbow joint during shooting. (g) Drive simple Bluetooth equipment.
