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- In this paper we discuss the difference and relationship between CRP and CRS stacking, NMO/DMO stacking, as well as pre stack depth migration(PreSDM) and CRS stacking in a geometrical viewpoint and on the hypothesis of constant velocity media. 以几何描述的方式 ,在常速介质假设下通过图示定性描述CRP与CRS叠加之间 ,NMO/DMO叠加、叠前深度偏移 (PreSDM )与CRS叠加之间的区别与联系。
- Keywords Common shot gather;Pre stack depth migration;Paraxial wave equation;Finite difference;Frequency space domain.; 共炮道集;叠前深度偏移;傍轴近似方程;有限差分;频率-空间域;
- How much do all these figures stack up to? 这些数字的总和是多少?
- Scientists have studied the migration of fish over long distances. 科学家研究过鱼类远距离回游的现象。
- He placed his books in a neat stack. 他把书整整齐齐放成一堆。
- You will find a little stack of candles in reserve. 你会发现一小堆备用蜡烛。
- The grain has gone mouldy in the stack. 垛里的谷子发霉了。
- How does our product stack up against those of yours? 我们的产品与你们的相比怎么样?
- pre stack denoising 叠前去噪
- That's how things stack up today. 目前的情况总之就是这样。
- There has been a migration of people from the country to the towns. 人们从乡下移居城镇。
- There is a stack of dishes to be washed in the kitchen. 厨房里还有一大堆盘子要洗。
- Cook the pie for 20 minutes in a pre heated oven. 在经过预热的烤箱里烘烤馅饼20分钟.
- Stack migration profile 叠偏剖面
- The pre - christmas period be always very busy . 圣诞节前这一段时间总是很繁忙的。
- Just pre the switch on your arm rest. 您按一下扶手上的那个开关就行了。
- There was a huge migration of people into Europe because of the war. 因为战争,大量的移民涌入欧洲。
- Seabirds will fly from here to another place for migration every year. 海鸟每年都要从一个地方迁徙到另一个地方。
- They are well pre pared and never improvise. 他们总是有备而来,从不临时草率从事。
- Q: Do you work well under stre or pre ure? 在压力下你能正常工作吗?