D seismic prospecting is more and mo re extensively used in many aspectss uch as small faults , small structures and collapse column in mining areas of coal mine.
三维地震勘探在解决诸如小断层、小构造、煤矿采区陷落柱等方面的应用日益广泛。
Jizhong area, the main oil producing area of North China Field, has been in high degree of exploration at present. 3-d seismic prospecting blocks have been connected.
作为华北油田主要产油区的冀中地区，三维地震已经基本连片，勘探程度相当高。
Jizhong area, the main oil producing area of North China Field, has been in high degree of exploration at present. 3-d seismic prospecting blocks have been connected.
作为华北油田主要产油区的冀中地区，三维地震已经基本连片，勘探程度相当高。
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