In the invention, the heavy hammer goes up to the preset height and then fall freely to carry out the striking and tensioning on the circular saw blade.
本发明通过将重锤上升至预定高度，然后让其自由下落来对圆锯片进行击打适张。
In the invention, the heavy hammer goes up to the preset height and then fall freely to carry out the striking and tensioning on the circular saw blade.
本发明通过将重锤上升至预定高度，然后让其自由下落来对圆锯片进行击打适张。
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