Trajectory deflection correction by miniature pulse thruster groups is an efficiency method of improving rocket projectile firing precision and reducing the scattering of impact point.
采用小型脉冲推力器组修正弹道偏差是提高火箭弹射击精度，减小落点散布的有效方法。
2
The sample pulse DRFM principle phase correction advantages and disadvantages are introduced either.
介绍了示样脉冲DRFM原理、相位校正和优缺点；
3
As an example, the paper then describes a newly developed light pulse irradiant uniformity measurement system and the correction method for its measurement result.