| 摘要 |
PROBLEM TO BE SOLVED: To provide a revetment repair construction method for a river, by which fishes are easy to live and environment gentle to a landscape is produced. SOLUTION: In the repair works for the river in which tuff widely distributed in the country is used and no concrete is used, fishes are easy to live and green environment is maintained because tuff is easy to work and moss excellently adheres owing to porosity.
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