“fin keel”的概念、定义、翻译、参考文献-科学参考

单词	fin keel
释义	fin keel [`fin ´kēl] ^{NAVAL ARCHITECTURE} A metal plate or thin fairing attached to the keel of sailing craft to give resistance to lateral motion, and frequently having a cigar-shaped lead bulb at the bottom to give transverse stability. Also known as ballast fin.
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