“age structure of population”的概念、定义、翻译、参考文献-科学参考

单词	age structure of population
释义	age structure of population 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	low vulnerable solid propellant low water low yield point steel low-z galaxy low-z quasar LOX LOX-augmented nuclear thermal rocket engine loxocosm loxodrome loxodrome curve loxodromic loxodromic curve loxodromic line loxodromic mapping loxodromic matrix loxodromic spiral loxodromic transformation Loyalist Hai Rui Loyalists loyalist school of poetry Loyal to Imperial Family Loyalty loyalty Loyalty army fought against Russia loyalty,filiality,benevolence,peace

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