He was sawing all day and finally sawed the tree down.
他锯了一整天，最终把树锯倒了。
2
The feeding guide of the sawing frame is the middle guide with down guide, it is also rolling guide, which pledged the equability and agility of the movement.
锯架进给导向为中间导向加下导向，且为滚动导向，保证了运动的平稳性和灵活性。
3
Precise balance correction for sawing machine transmission mechanism minimize the vibration and make sure the saw blade is not easy to break down.