... three-D migration in two steps 二步法三维偏移 three-D migration 三维偏移 three-D 三维的 ...
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二步法三维偏移 three-D migration in two steps
一步法三维偏移 three-D migration in one step
全三维偏移 full tree-dimensional migration
三维偏移速度场 D migration velocity field
三维偏移速度模型 d migration velocity model
全三维弹性偏移 full three-dimensional elastic migration
三维叠后偏移 D poststack migration
三维深度偏移 D depth migration
快速三维深度偏移 D depth migration equation
本次处理工作是在三维偏移数据体的基础上，抽取48条连井线进行。
The processing has been done on the basis of 3-D migrated data volume with 48 well-connecting lines being selected.
克希霍夫三维偏移过程中，由于受假频的影响，偏移成像结果的质量往往会降低。
Degradation in the quality of migration images can arise because of alias during Kirchhoff 3-d migration.
本文介绍了在CGG的INTERBASE系统上用“切片法”建立三维偏移速度场的方法和步骤。
The paper presents the methods and steps of building 3-D migration velocity field with "Slice Method"on INTERBASE system of CGG.
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