flood prevention and sedimentation reduction
flood prevention and sedimentation reduction
防洪减淤
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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Guxian key hydraulic project will play important roles in flood prevention, sedimentation reduction, irrigation, water supply, power generation and so on.
古贤水利枢纽具有防洪、减淤、灌溉、供水、发电等重要作用。
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