The most distinctive criterion for identifying the nature of events is moveout.

识别波至本质的最为显著的准则是时差。 。

The basis of CFP imaging technique is moveout, and the keys are pickup of time-shift and renew of focus operator.

CFP成像技术的基础是时差，其关键是时移的拾取和聚焦算子的更新。

In this paper an evaluation model for rock drillability and sonic logs is presented by analysing the relationship between sonic moveout and geological fact…

通过分析声波时差与影响岩石可钻性地质因素的关系 ，建立了声波时差与岩石可钻性指数的评价模型。