希尔方程

相对轨道动力学模型采用的是希尔方程，执行机构采用的是推力器。

The relative orbital dynamics model we chosen is Hill equation and the actuator is thruster .

在强光信号作用下，经过一定的数学代换后，上能级几率的求解可归结为类希尔方程求解；

In a high-intensity optics field , using rotating waves approximation ( RWA ) and the special transform , the problem of two-level atoms transition attributes to the Hill equation .

希尔肌肉方程在速滑肌肉动态分析中的应用

The application of HILL ′ S muscle function in the analysis of muscle dynamical state during speed skating

对平面电磁波入射到横向分层不均匀介质上时的情形，麦克斯韦方程组可简化成马丢（Mathieu）方程和希尔（Hil）方程，据此可获得透射波和反射波场的解析表达式。

For the case of a plane EM wave incident on a lateral layered dielectrics , Maxwell equations are reduced to Mathieu equation and Hill equation from which solutions of closed forms can be obtained .

根据莱特希尔气动力声方程和喷流流动方程，建立考虑喷流速度影响的阀门气体内漏喷流声场控制方程。

According to the aerodynamic sound equations of Lighthill and gas jet flow equation , jet flow sound field control equation of valves gas inner leakage is established considering the influence of jet flow speed .