Age-structure

常见例句

Age structure dynamics of virgin Larix gmelini forest.
兴安落叶松原始林年龄结构动态的研究
Age structure may also be represented by a survivorship curve.
存活曲线也可以反映年龄结构。
Age structure is a foundational base to study the population dynamics.
年龄结构是研究种群动态的重要基础。
In this paper, we study a nonautonomous SIS model with age structure.
摘要研究具有年龄结构的非自治的SIS模型。
Judging method of individual age and age structure of Stellera chamaejasme population in degraded steppe.
退化草原狼毒个体年龄判定方法及其种群年龄结构的研究。
The 3rd, want appropriate to solve the problem of worker age structure with overall this locality.
第三，要妥善解决本地总体的职工年龄结构问题。