For converted wave stacking and trace selection of common reflectionpoint gathering, it is required to accurately calculate the location of conversion points.
转换波共转换点的叠加和道集选取都需要准确地计算转换点的位置。
2
The method of calculating the reflectionpoint positions and path clearance of the electric wave at the level ground and mountainous region for the microwave relay communication is described.
本文叙述在微波中继通信中，确定和计算电波在平坦地面和起伏山地的反射点位置及路径余隙的方法。
3
The point at which one year yields to the next is often a time of reflection and resolution.