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定义

  • Rubble-mound breakwaters consist of piles of stones more or less sorted according to their unit weight : smaller stones for the core and larger stones for an armour layer protecting the core from wave action. (en)

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http://aims.fao.org/aos/agrovoc/c_b1c55ab2

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RDF/XML TURTLE JSON-LD 创建于 2019/9/4, 最后修改 2024/4/19