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normal moveout
释义
normal moveout
Encyclopedia
理学
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释
normal moveout; NMO
正常时差
在水平界面情况下,分析一个共中心点道集上的一条反射同相轴,对界面上某点以某一给定炮检距进行观测得到的反射波旅行时与以零炮检距(自激自收)进行观测得到的反射波旅行时之差。又称动态时差。
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更新时间:2026/9/3 16:23:09