Population is the most fundamental factor in the big system of population, resources and environment.
人口是人口、资源与环境巨系统中最根本的因素。
When the big population system is in stable state. The changing trend of population subsystem of healthy state and that of disease state is discussed.
当人口大系统在稳定状态下，给出了康态人口子系统和病态人口子系统的变化趋势。
When the big population system is in stable state. The changing trend of population subsystem of healthy state and that of disease state is discussed.
当人口大系统在稳定状态下，给出了康态人口子系统和病态人口子系统的变化趋势。
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