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|---|---|---|---|---|---|
| 1 | erosion control facility | 砂防施設 | |||
| 2 | Project to Improve the Environment around the Soil Erosion Control Facility | 砂防環境整備事業 | |||
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|---|---|---|---|---|---|
| 1 | erosion control facility | 砂防施設 | |||
| 2 | Project to Improve the Environment around the Soil Erosion Control Facility | 砂防環境整備事業 | |||