oligocene的例句大全

From the middle Triassic to the early Oligocene, the A-type subduction lasted about 180 ma and major tectonic stage is the middle Triassic. In the lower Yangtze region, there exist good oil generating, bearing and covering bed assemblages in the marine strata.

A型俯冲始自中三叠世末，延续到渐新世初，持续了约180Ma，主构造期为中三叠世末。

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Any of various extinct herbivorous hoofed mammals of the genus Brontotherium and related genera, of the Eocene and Oligocene epochs, resembling the rhinoceros.

雷兽类一种已绝迹的雷兽属和其它相关属类的有蹄食草哺乳动物，生长于始新世和渐新世，类似于犀牛。

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The discovery of late Oligocene dormice from CMNa

新疆准噶尔盆地北缘晚渐新世睡鼠化石的发现

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Geochemical Features of the Meteorite Impact Around Eocene/ Oligocene Boundary Layer in Central Eastern Pacific Region

东太平洋中部始新世/渐新世界线陨石撞击的地球化学证据

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On North China Mountains, Himalayan movement started at Eocene and ended its first stage at Oligocene;

据此认为，中国华北山地的喜马拉雅运动起始于始新世，至渐新世结束了第一幕。

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Marine upper Oligocene in the Zhujiang River Mouth Basin

珠江口盆地海相上渐新统

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Sequence V is Miocene swamp variegated silt, mudstone interbedded by coaly shale and coal seam. The Oligocene middle grain silt probably deposited in the bottom.

层序V，为中新统沼泽相的杂色砂泥岩夹炭质页岩、煤层，往下可能还含有少量渐新统中细砂岩。

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New genus of giant rhinoceros from Oligocene of Inner Mongolia

内蒙古渐新世巨犀类一新属

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Three sets of hydrocabon source rocks in the Neogene, Oligocene and Eocene, in which the gas was mainly generated, are of important significance for natural gas accumulation because of their deep burial and high maturity.

有以生气为主的3套上第三系烃源岩，渐新统和始新统烃源岩因深埋、高成熟而对天然气聚集有着重要意义。

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oligocene a geological epoch in the tertiary, between eocene and miocene, lasting from about 38 to 25 million years ago.

渐新世纪第三纪始新世与中新世之间的地质纪元，大约从三千八百万年持续到二千五百万年前的一段时间。

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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.

词典精选例句

There are four hydrocarbon source rocks, Palaeocene, Eocene, Oligocene and Miocene.

西湖凹陷发育古新统 、 始新统 、 渐新统及中新统四大烃源岩系.

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Paleogene Oligocene Linhe formation ( E _ 3 J ) and Eocene Wulate formation ( E _ 2 wl ).

下第三系渐新统临河组 ( E_3l ),始新统乌拉特组 ( E_2wl ).

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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.

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The differences between Oligocene series in the east and west are demonstrated.

指出了盆地东部和西部渐新统存在的差异.

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The eastern China Continent has entered into the stage of rifting continental margin since Oligocene.

自渐新世,中国东部大陆进入了张裂的大陆边缘阶段.

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Middle-late Oligocene, mainly lacustrine environment with mainly northeastward paleocurrent and warm and humid paleoclimate;

中晚渐新世，以湖泊环境为主，古水流以东北向为主，古气候条件相对温暖潮湿；

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