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燕鷗
释义
燕鷗
yàn ōu
泛指燕鸥亚科的海鸟。体长约二十至五十五公分,喙细长,尾部直长分叉,脚有蹼,羽毛由黑白色组成。以鱼类为食。生殖时成群聚集于小岛上生蛋,每次约下三至四个蛋。具有长程迁移的能力,其中北极燕鸥每年往返南北两极。种类繁多,约有三、四十多种。如小燕鸥、乌领燕鸥、鸥嘴燕鸥。
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multiple nucleocapsid nucleopolyhedrovirus
multiple nucleoli
multiple number
multiple numbers
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multiple nutrients compound fertilizer
Multiple object
multiple object decision
multiple object detection
multiple objective
multiple-objective
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multiple objective analysis
Multiple-objective coordinated optimization
multiple objective decision
multiple objective decision making
multiple objective decision-making
multiple-objective fractional programming
multiple objective function
multiple objective fuzzy decision
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multiple objective linear programming
multiple objective optimization
multiple-objective optimization
multiple objective optimizing
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更新时间:2026/9/24 7:25:56