“bird ringing”的概念、定义、翻译、参考文献-科学参考

单词	bird ringing
释义	bird ringing Encyclopedia 理学环志释 bird ringing鸟类环志在鸟类身体上佩带刻有特定标记的金属或塑料环，用以观察研究其活动规律的方法。
随便看	projective scale projective scaling method projective scheme projective second-order curve projective set projective space projective space over a scheme projective special linear group projective special orthogonal group projective special unitary group projective spectrum projective spectrum of a ring projective stationary set projective straight line projective structure projective subcone projective subspace projective surface projective symplectic group projective system projective system of topological groups projective technique projective tensor projective test projective theorem

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