fuel optimal meaning in English

最佳耗油的

The attitude control system using reaction thrusters is studied . based on phase plane theory , pd control law , time - optimal control law and time - fuel optimal control law were designed . characteristics and application conditions of these laws were compared in simulations
针对以喷气推力器作为执行机构的姿态控制系统,基于相平面分析方法,分别设计了pd 、时间最优和燃料-时间混合最优控制律,在仿真中分别比较了这几种方法的特点和适用条件。