英语释义

• from 40 million to 25 million years ago; appearance of sabertoothed cats

片语

Oligocene period渐新纪

late Oligocene晚渐新世

Eocene Oligocene始新统

lower oligocene下渐新统

oligocene olig渐新世

Oligocene ocean渐新世海洋

the oligocene渐新统

Oligocene age中新

Oligocene system渐新统

英汉例句

• As in the Oligocene before it, grasslands continued to expand and forests to dwindle in extent.

  在先前的渐新世，草地的面积增大，森林的面积减少。

• There are at least three reservoir cases in deepwater: Eocene terrestrial formation, low Oligocene transitional formation and Pliocene and above Marine deepwater fans.

  深水区储层至少有三套，始新世陆相地层、下渐新统海陆过渡相地层和上新统及其以上海相深水扇。

• The Jurassic source rocks in Yuka sag entered the oil generation threshold in early Oligocene with only one hydrocarbon accumulation stage.

  鱼卡凹陷侏罗系烃源巖在渐新世早期才进入生油门限，至今只有一次油气聚集期。

• This study notes that no reliable Late Oligocene to Miocene nannofossil markers were found in these 2 crusts. Furthermore, sedimentation hiatus was observed.

  研究注意到在2个结壳中都没有发现可信的晚渐新世到中新世的化石记录，在个别层位之间存在着沉积间断。

• The middle Jurassic Yeba formation volcanics, Paleocene biotite granite porphyry, Miocene quartz monzonite and Oligocene granite porphyry could be found in the ore field.

  矿区出露中朱罗统叶巴组火山次火山沉积巖、古新世黑云母花岗斑巖、中新世二长石英斑巖以及渐新世花岗斑巖。

• The main hydrocarbon source rocks for the basins consist of lacustrine mud and lower coastal plain sediments from Oligocene to Middle Miocene.

  盆地的主要烃源巖为渐新世—中中新世湖相泥巖以及下海岸平原沉积。

• The massive changes of the kinematic pattern occurred roughly between the Eocene and Oligocene epochs, which is in accordance with the great reorganization in global kinematics and dynamics.

  运动学模式发生巨大转变的时期，大致在始新世与渐新世之间，这与全球运动学和动力学发生的重大改组的时间相一致。

• Oligocene erosion had truncated the sediments draped over the dome.

  覆盖于穹丘上的沉积巖为渐新世侵蚀所截削。

• Inclusion data shows that the migration of petroleum in the basin initiated from the Late Oligocene to the Early Miocene, up to the Quaternary.

  包裹体等分析表明，盆地油气运移始于晚渐新世—早中新世，延续至第四纪。

• The sandstones of Zhujiang and Zhuhai formations, which were formed during the Late Oligocene and Early Pliocene, are major reservoir for hydrocarbon in Pearl River Mouth Basin.

  珠江口盆地晚渐新世至早中新世所形成的珠江组和珠海组是盆地内烃类的重要储集层，在珠三坳陷中珠江组砂巖比珠海组的更为重要。

• It peaked in the Oligocene Epoch around 34 million years ago in Eurasia, and again in the Miocene Epoch about 10 million years ago in Eurasia and Africa.

  而在大约3千4百万年前的渐新世的欧亚大陆上达到顶峰，在大约1千万年前中新世的欧亚大陆和非洲大陆又再次达到顶峰。

• During the period from Late Oligocene to Middle Miocene, the basin changed from rifting to depression, and the depositional area continued to expand in the Marine environment.

  晚渐新世—中中新世，盆地逐渐由断陷转为断拗，沉积范围不断扩大，整体处于海相沉积环境。

• 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。

• However, there are not only a lot of sporopollen assemblages from Eocene to Oligocene but also much more ichthyolite from Oligocene to Miocene.

  然而，这套地层中存在大量始新世-渐新世的孢粉组合，同时赋存有相当数量的时代为渐新世-中新世的鱼化石。

• The hydrocarbon migration is more active during the release of the pressure, which mainly happened during the middle-late Oligocene and provided the driving force for hydrocarbon migration.

  莫里青断陷超压释放期油气运移活跃，超压释放为油气运移提供了驱动力；

• Oils currently discovered in the lower Oligocene reservoirs in Gas Hure are mainly low mature oil, with rare immature and mature oils.

  尕斯库勒渐新统下部油藏中，目前找到的原油主要为低熟油，未熟油与成熟油发现不多。

• Produced in Asia, Eastern Europe Oligocene .

  产于亚洲、欧洲东部渐新统。

• Late Oligocene and the Ulunguhe Fm. Early Eocene to Early Oligocene.

  乌伦古河组——早始新世至早渐新世。