oligocene meaning in English

n.,adj.
【地质学；地理学】渐新世(的)；渐新统(的)。

Oligocene erosion had truncated the sediments draped over the dome .
覆盖于穹丘上的沉积岩为渐新世侵蚀所截削。
In the ostra field, venezuela, oil is produced from lenticular sandstone beds of the oligocene oficina formation .
委内瑞拉奥斯特拉油田的产油层，为渐新世奥菲西那组透镜状砂岩层。
Carbonate reservoir of the oligocene member 1 , shahejie formation , dongxin oilfield
东辛油田沙一段碳酸盐岩储集层研究
Oligocene mineral component inversion based on geophysical well logs from odp hole 1148a , south china sea
测井资料反演南海北部陆坡渐新统的矿物组分
Fan delta deposits of sha - 3 and sha - 4 members at oligocene shahejie formation at yong 921 area in the north of dongying depression
东营凹陷北部永921地区渐新世沙三段和沙四段扇三角洲沉积

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