population system control的意思|示意

Using system science methods to study the system control of pest insect population, has an obvious social significance and practical value.

以系统科学方法研究害虫种群系统的控制，具有明显的社会意义和实践意义。

In this paper, the optimal distributed control problems for a class of age-dependent non-linear population diffusion system with final state observation are studied.

讨论了一类具终端观测且与年龄相关的非线性时变种群扩散系统的最优分布控制问题。

The optimal control problem of linear population dynamic system with age-structure in periodic environment was investigated.

在周期环境下，研究一类具有年龄结构种群线性动力系统的最优控制问题。

This paper discusses the problem of the optimal harvesting control problem for a semilinear age-dependent population diffusion system.

研究了一类半线性时变种群扩散系统的最优收获问题，证明了最优收获控制的存在性。

And, it is the special virtue of the nationality occupying system that made it revolute in Ming Dynasty, and become a kind of way to control the floating population and realize identity.

而正是占籍制度的这一功效，使得占籍制度在明代发生了嬗变，占籍制度成为了一种专用于控制流移人口、实现身份认同的制度。

In the second chapter, the problem of the optimal control for a class of non-linear population dynamics system with age-dependent is discussed.

第二部分讨论了一类具有年龄分布的非线性种群系统的最优控制问题。