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| 1 | construction industry | 建設業界 | |||
| 2 | voluntary action plan of the construction industry for environmental conservation | 建設業界の環境保全自主行動計画 | |||
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|---|---|---|---|---|---|
| 1 | construction industry | 建設業界 | |||
| 2 | voluntary action plan of the construction industry for environmental conservation | 建設業界の環境保全自主行動計画 | |||
