The computing method of differential throttling and the analytical process of thrust vector of inner nozzle and plug were introduced. The generated moments of pitch were given.
介绍了差分流量调节的计算方法和内喷管与塞锥推力矢量变化的分析过程，计算产生的俯仰力矩。
Second order partial differential equations were given. They were solved by one-dimension method and analytical solutions for magnetic field and eddy current were obtained.
列出二阶偏微分方程，采用一维方法求解得到了磁场、涡流的解析表达式。
By algebraic dynamical method, the exact analytical solutions of the ordinary differential equations are obtained in terms of Taylor series with local convergent radius.
用代数动力学方法求得了用泰勒级数表示的局域收敛的常微分方程的精确解。
A new numerical method, analytical discrete method, for solving ordinary differential equations is proposed.
提出求解常微分方程的一种新的数值方法——解析离散法。
The analytical method is applied in deriving equations for the displacement, velocity and acceleration of the detaching roller installed in the differential mechanism.
本文采用解析法导出了这种差动机构中拔取罗拉的位移，速度和加速度的方程式。
One-dimensional general model of land subsidence due to pumping is deduced and a semi-analytical method is used to solve this deviatoric differential equation.
推导了以垂向有效应力为基本变量的一维地面沉降的普遍模型，并用半解析方法予以求解。
One-dimensional general model of land subsidence due to pumping is deduced and a semi-analytical method is used to solve this deviatoric differential equation.
推导了以垂向有效应力为基本变量的一维地面沉降的普遍模型，并用半解析方法予以求解。
应用推荐