Paleocene epoch
Paleocene epoch 双语例句
The paleontogical history of the cat can be traced back to the great diversification of mammals in the Paleocene epoch, at the beginning of the Cenozoic era, over 60 million years ago.
猫的古生物学起源可以追溯到六千万年前，此时正值新生代之初的古新世时期，这一时期哺乳动物开始了大分化。
A large number of fossils of more than 50 species of Mammalia and Reptilia(60 Ma) in the mid-late Paleocene Epoch, have been discovered in the red clastic sedimentary rocks of Qianshan Basin in over 100 sites in the south of the Tianzhu mountain area, which is universally acknowledged as one of the original places of rodents of more than 1, 700 species including present mice in the world nowadays.
天柱山南片潜山盆地红色碎屑沉积岩中，有100多个点共发现了50多个种属的哺乳动物和爬行动物化石，均系古新世中晚期化石，距今约6，000万年，被国际公认为是当今世界上1700多种包括现在的老鼠在内的啮齿类动物起源地之一。
Based on the analysis and sufficiency cognition of Transgression Lake of late Cretaceous and Paleocene Epoch of Subei Basin, the research is important to not only paleogeographic reconstruction of Subei basin during late Cretaceous and Paleocene Epoch but also the comment to make upon development and distribution of the source rocks and potential of oil and gas generation.
通过对苏北盆地晚白垩世－古新世海侵湖泊的确切与充分的认识分析，不仅对苏北盆地晚白垩世－古新世时期的湖盆古地理重建，而且对烃源岩的发育与分布以及生油气潜力评价都具有重要的意义。
According to ornithology experts, fossils formed in the Paleocene Epoch depict a bird species that had a curved underside.
据鸟类专家研究，古新世(地质年代，距今6500万年～距今5300万年，译者注)形成的化石描述一种具有弯曲下面（根据后面内容，可能指鸟的足，译者注）的鸟类。
Paleocene The oldest epoch of the Tertiary, 65-55million yesrs ago.
古新世：第三纪最古的年代，6500万～5500万年前。
Themain supply groundwater source of the city of Lanzhou is the aquiferof the Fanjiaping group, paleocene epoch (N_2). At present, the groundwater within the mainly exploitational area has been polluted by the natural and social environmental pollutant provenances. It must be pointed out that there still have been existing pollutant conditions effecting contamination in the groundwater and Yellow River Hence, the important thing for us to do is to strengthen the management of environmental protection...
兰州市的主要供水含水层是范家坪组含水层，开采区地下水已受到自然、社会环境污染源的显著污染，而且尚存在继续污染的污染条件，为了使地下水和黄河水免受社会污染源的污染，必须加强环境保护工作，进行必要的环境保护工程措施；为了减轻水文地球化学环境的不利因素，以满足城市饮用水量日益增加的需要，建设将现在单一的黄河河道改进为人工黄河河道网，这样，将可扩大、诱发和激发黄河对供水含水层的补给作用。
The evidences of paleontology, minerals in rocks and geochemistry can ascertain the environment of lake basin which develops during late Cretaceous and Paleocene Epoch.
苏北盆地在晚白垩世泰州组－古新世阜宁组沉积形成了以全盆地阜二段、阜四段为主，局部泰二段的富含介形虫的暗色泥岩，成为该盆地的主力烃源岩。
Paleocene epoch
相关单词辨析
这组词都有“时期、时代”的意思，其区别是：
times: 侧重某一特定时期。
epoch: 正式用词，侧重指以某重大事件或巨大变化为起点的新的历史时期。
age: 常指具有显著特征或以某杰出人物命名的历史时代或时期。
era: 书面语用词，指历史上的纪元、年代，可与epoch和age互换，侧重时期的延续性和整个历程。
period: 最普通用词，概念广泛，时间长短不限，既可指任何一个历史时期，又可指个人或自然界的一个发展阶段。