true amplitude meaning in Chinese

天体出没幅角

The paper , by the real seismic data high fidelity processing with post - stack high precision migration arithmetic and true amplitude in tahe oil filed , summed up a set of post - stack seismic data high fidelity amplitude processing technology to adapt the area reservoir prediction
笔者从塔河油田地震资料高保真处理实践中，总结出了一套适应该区碳酸盐岩储层预测要求的以叠后高精度偏移算法和振幅保持处理为主的叠后高保真处理技术，取得显著的效果。