地球土层根据深度的排列而得出了一个化学年表。
This holds a chemical chronology of the Earth laid out by depth.
当道集的排列长度远大于勘探目的层的深度时，P波走时资料包含的信息可以用来确定TI介质的各向异性参数。
When the length of CMP is great larger then the depth of the reflector, the information included in the Time-Distance curve can be used to get the anisotropy parameters of the ti media.
轴向单极～偶极排列具有采集的数据量大，激电信号强，穿透深度大，勘探精度高和效率高等优点。
The strongpoint of inline pole-dipole array is that it can obtain massive collection data, strong IP signal, larger penetration depth, highly surveying accuracy and highly working efficiency.
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