| 摘要 |
PURPOSE:To simplify the transfer of agricultural machine by providing an artificial footpath for forming a box-shaped path port consisting of an upper tread face and a lower insert piece between farm sections. CONSTITUTION:An artificial footpath of a structure 3 for preventing sinking, consisting of an upper tread face 1 and a lower insert piece 2, is formed. The transfer of agricultural machine over footpath can thus be simplified without damaging the footpath by using the artificial footpath.
|
