age structure 双语例句
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1·The buds were also of increasing age structure.
均呈增长型年龄结构。
2·The age structure of M. skinneriana is stationary.
野含笑种群的年龄结构属稳定型。
3·Simply introduce the concepts of the population age structure.
简单介绍有关人口年龄结构的相关概念。
4·Also speculate about the current age structure of the elephant population.
并且推测这个大象群落的当前年龄结构。
5·The variation of age structure is an important factor to affect the economy.
人口年龄结构的变动是影响经济的重要因素。
6·These are the new results in age structure parity progressive population operator.
这些都是年龄结构人口胎次递进算子新的结果。
7·Of course, the division of population age structure is comparative, but not invariable.
当然,对人口年龄结构的划分是相对的,而不是一成不变的。
8·Age structure effect — Changes in the age distribution induced by the rate of population growth.
年龄结构效应——由人口出生率引起的年龄分布变化。
9·In this paper we formulate an epidemic model with chronological age and infectious age structure.
本文根据流行病的传染过程和机理建立了具有年龄和病程结构的流行病模型。
10·The age structure of rhizome is an increasing model at length and weight at the end of growing season.
在生长季末,种群中根茎在累计长度和重量上均为增长型年龄结构。
