[Retracted] Biomechanics and Neuromuscular Control Training in Table Tennis Training Based on Big Data

Table 1

Racket speed in each time period of different actions.

	Pat	Remake	Pull lightly	Redraw
Restoration end A	2.90 0.62	3.61 1.04	2.24 0.84	2.10 0.67
The lead shot ends B	0.98 0.41	1.54 0.31	0.84 0.46	0.85 0.54
End with the swing D	0.87 0.29	0.87 0.21	0.94 0.38	1.18 0.43
Restore a again	2.91 0.47	3.10 1.03	1.92 0.82	2.13 1.04
Maximum speed	5.22 0.26	9.31 1.27	11.21 1.62	13.54 0.77