介绍了一种利用有限弹迹点检查射击诸元的方法，介绍了最小二乘法拟合曲线的原理。
This paper presents a method to check gun fire data using limited points and an principle of least squares fitting.
导出有限域上任意线性递归序列的迹表示和周期。
The trace representation and the period of any linear recurring sequence over a finite field are obtained.
本文在耦合模理论的基础上，运用有限差分法数值模拟了布拉格亮孤子在抛物线平方变迹光纤光栅中的传输特性。
On the basis of the coupled mode theory, the finite-difference method is used to simulate the transmission of Bragg bright solitons in parabolic squared-apodization fiber gratings.
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