We investigate optimal policy for a predator - prey system with age - dependent.

研究一类具有年龄结构的捕食 - 食饵种群动力系统的最优收获策略.

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Last, we still use improvement factors, whereas the age - dependent failure type is presented.

第三个方向则同样考虑改进因子, 但失效型式则与系统的年龄有关.

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A decrease in chaperone activity from nuclear crystallin has been showed in age - dependent fashion.

晶状体核的α-晶体蛋白具有年龄依赖性分子伴侣作用的降低.

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