改进的PRI变换法克服了直方图统计法的子谐波问题，对脉冲重复间隔具有很高的估计精度，且具有一定的抗抖动能力。
The improved PRI transform estimates PRI with high precision, overcomes the sub-harmonic problem produced in the histogram methods, and has a better performance on anti-jitter.
利用时空变换法求解含时谐振子的薛定谔方程，并对这类问题在物理上的应用作了说明。
The Schrodinger equation of time - dependent harmonic oscillator is solved by the time space transformation, and its application in physics is presented.
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