Can hammering bear great strength? In fact, from a man-machine point of view, novice boxing, people standing still, boxing hard in different directions at different angles, may lead to wrist sprain ~ perhaps it is better to do some cambered surface?
very thoughtful
I'm coming
Fun
666
This is interesting
China · Other Industries
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Can hammering bear great strength? In fact, from a man-machine point of view, novice boxing, people standing still, boxing hard in different directions at different angles, may lead to wrist sprain ~ perhaps it is better to do some cambered surface?
very thoughtful
I'm coming
Fun
666
This is interesting