| 摘要 |
PROBLEM TO BE SOLVED: To use lumber from thinnings or the like for protection fences flexibly corresponding to vertically and laterally irregular ground shapes for improving scenery and the effective use of natural resources. SOLUTION: In order to effectively utilize lumber from thinnings or the like and secure the flexible correspondence with the shape of the ground on the site, metal joints or the like are used and the lumber is recycled for the restoration to the nature by paying attention to the present environmental measures. COPYRIGHT: (C)2005,JPO&NCIPI
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