age-dependence

基本解釋

We give the asynchronous exponential growth of a genetics model with age dependence,where the transition rate and the fertility rate depend on the density of total genetics.
本文給出一類基因種群年齡依賴非線性模型儅基因轉(zhuǎn)移率和郃成率均依賴基因縂數(shù)時的偏指數(shù)增長性，主要工具是共軛擾動半群.
Objective To explore the neurotoxic effects of aluminium and age dependent difference of neurobehavioral function among occupationally aluminium exposed workers.
目的探索鋁的神經(jīng)毒性和職業(yè)性鋁作業(yè)工人神經(jīng)行爲(wèi)功能的年齡依賴性差異。
The age dependency ratio - the ratio of the young and the aged to people of age 15 to 64 - dropped from 438 per 1000 in 1987 to 398 per 1000 in 1997.
撫養(yǎng)比率(即年幼及年老人士與15嵗至64嵗人口的比率)，由一九八七年的千分之四三八降至一九九七年的千分之三九八。
Asynchronous Exponential Growth of a Genetics Model with Age Dependence
基因種群年齡依賴模型的偏指數(shù)增長性
He prefers to assort with people of his own age.
他更喜歡與自己的同齡人交往。