实际种群分析法(VPA)是渔业资源评估的经典模型之一，也是总允许捕捞配额(TAC)计算的主要模型之一。

Virtual population analysis (VPA) is one of the classic models in fish stock assessment, and is one of the main models in calculating the total allowable catch (TAC).

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重要因子分析与关键因子分析相结合，有助于明确对种群动态产生实际作用控制因子及其作用强度。

It is very important for the dynamics of the insect with long longenity to analyse the important factors and key factors.

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重要因子分析与关键因子分析相结合，有助于明确对种群动态产生实际作用控制因子及其作用强度。

It is very important for the dynamics of the insect with long longenity to analyse the important factors and key factors.

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