“种群年龄结构”的概念、定义、翻译、参考文献-科学参考

单词	种群年龄结构
释义	种群年龄结构 Encyclopedia 理学种群年龄结构释 age structure of population种群年龄结构种群中各年龄阶段的个体在种群中所占的比例。又称种群年龄分布、种群年龄组成。
随便看	ill-behaved function ill-conditioned ill-conditioned eigenvalue ill-conditioned eigenvector ill-conditioned equation ill-conditioned matrix ill-conditioned model ill-conditioned polynomial ill-conditioning ill-defined ill-defined function ill-defined problem illegal acquisition of computer information system data illegal code illegal control on computer information system illegal employer Illegal Entry illegal feed additive illegal fishing illegal fund-raising illegal interrogation methods illegal intrusion into computer information system illegality illegal logging and related trade illegal materials in food

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