co-state equation

例句：

1. 1. In the co-state equation, the two variables are linked in a way that affects both of them.
   在共状态方程中，两个变量以某种方式相互影响。
2. 2.The co-state equation is used to model the behavior of systems where the state of one variable depends on the state of another.
   共状态方程用于模拟那些一个变量的状态依赖于另一个变量状态的系统的行为。
3. 3.In this case, the co-state equation was used to analyze the effects of temperature changes on the system's performance.
   在这种情况下，共状态方程被用来分析温度变化对系统性能的影响。