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地层柱状图 dìcéng zhùzhuàngtú
bridg.constr. column diagram of stratum; stratigraphic column; geological column
oil geologic column
railw. graphic logs of strata; drill log of stratum
tech. stratigraphical column
地层柱状图: 12 phrases in 4 subjects
Desert science1
Drilling1
Explosives and Explosive Ordnance Disposal1
Technology9