optimal control短语⁹⁰⁸⁸⁷⁺⁷ 基本例句 最优控制 To find an optimal control strategy in theory, The optimal control in turbulent channel flow has been studied by direct numerical simulations in present paper. 为了找到一种理论最优的控制方案，本文以槽道湍流为例对壁湍流减阻的最优控制方案进行了相关研究。 oaps.lib.tsinghua.edu.cn