称之DC者，代表「扩散性控制（Dispersion Control），借由JET DC，原厂强调BS 243对空间的适应力更强，无论是四周都是玻璃窗，声波反射特强的房间，或是木头装潢特多容易吸音的环境...
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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。
In this paper, the existence of the optimal harvesting control for a class of non-linear population system is proved.
证明了一个状态为跳跃扩散过程的一般最优控制问题的验证性定理。
A verification theorem for general stochastic optimal control with the state following a jump_diffusion process is showed.
但对邻二甲苯异构化反应，由于反应不是单纯由反应产物扩散控制，它们的对位选择性并无明显改善。
For isomerization of o-xylene the improvement in para-selectivity has not been observed, because the reaction is not mainly controlled by the diffusion of the reaction products.
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