- preventive works
- protection engineering
- protective construction
- protective works
- 防护: protect; shelter; shield; gu ...
- 工程: engineering; project; progra ...
- 沟头防护工程: protection measures of gully head
- 海岸防护工程: coast protection works; coastal engineering; coastal protection works; sea defense works; sea works; shore protection works
- 环境防护工程: environmental engineering
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