| 摘要 |
PURPOSE:To prevent the erosion of soil by providing a sheet base fixed a necessary number of mutually connectable blocks in necessary places in the areas of beach, river, etc. CONSTITUTION:Blocks 2 are laid on a sheet base 1 in a mutually connectable manner. The blocks 2 are connected with one another and bonded with the sheet 1 with an adhesive to form an erosion preventive mat. The erosion preventive mats are laid in groups on the beach or river to prevent the erosion of the beach or river area. |
