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flood prevention works | |||
flood control work | |||
flood protection work | |||
flood-control project; flood-control works; flood-protection works; flood retarding project | |||
flood control works; flood protection works; flood control project | |||
control works; flood-control engineering (学); flood defense (works) | |||
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flood-control engineering | |||
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flood control works |
防洪工程: 3 phrases in 3 subjects |
Desert science | 1 |
Rail transport | 1 |
Technology | 1 |