The new characteristics of borehole compensated ability of two transmitters and two receivers acoustic log system were given under a pulse resource and no attenuation ideal beds by numerical simulation.

• 摘要通过数值模拟计算给出了点声源、无衰减各种理想地层条件下双发双收声系在不同扩径层段新的声速测井响应特征规律。