查询词典 geologic time

The average δ〓O value of brachiopod shells from Givetian in Longmenshan area is comparable with those of the same geologic time from North America and Australia. The three continents were in the same latitudes although the Australia was in the south hemisphere, hence the annual average temperatures.

5龙门山地区中泥盆世腕足化石的δ〓O与同时期北美和澳大利亚腕足化石的δ〓O值非常接近，它们当时都是地处低纬度地区，海水年平均温度相同，因此三个地区海洋的δ〓O值也应相同。

Of, belonging to, or designating the latest era of geologic time, which includes the Tertiary Period and the Quaternary Period and is characterized by the formation of modern continents, glaciation, and the ''.

新生代的属于、隶属于或称呼地质史上最新的时代的，包括第三纪和第四纪，其特征为现代大陆的形成、冰川作用以及哺乳动物、鸟类和植物的''。

We will also explore topics like sediment transport and deposition in modern sedimentary environments, burial and lithification, survey of major sedimentary rock types, stratigraphic relationships of sedimentary basins, and evolution of sedimentary processes through geologic time.

我们也将会探讨以下题目，例如沉积物搬运和现代沉积环境中的沉积作用，埋藏和石化作用，观测主要的沉积岩类型，沉积盆地中地层的关系，和地质时期沉积过程的演变。

In terms of geologic time scales, our existence is miniscule.

就地质时间表而言，我们的存在是短暂的。

Of, relating to, or designating the geologic time, rock series, sedimentary deposits, and fossils of the second oldest of the five major epochs of the Tertiary Period, extending from the end of the Paleocene to the beginning of the Oligocene, and characterized by the rise of mammals.

始新世的关于或标明第三纪的五个世中第二世的地质时代、岩系段，沉积矿床和化石的，该世由古新世末期到渐新世初期，以哺乳动物的繁盛为特征

Based on the new Permian geologic time scale proposed by the author,the lithofacies paleogeography and paleotectonics and their evolution during the Permian in China have been discussed in this paper under the new Permian geologic timescale proposed by the authors.

以作者提出的新的二叠纪地质年表为基础，概要论述了中国二叠纪各＂期＂岩相－古地理和古构造的基本特征及其演化史，编制了相应的岩相－古地理图

Of, relating to, or belonging to the geologic time, system of rocks, and sedimentary deposits of the first period of the Paleozoic Era, characterized by warm seas and desert land areas.

寒武纪的寒武纪的、与之相关的或属于它的，即古新世时代第一时期的岩石体系的以及沉积物的，以海洋的温暖和陆地的荒漠为特征

Period of geologic time extends from the end of the tertiary period to the present.

地质时期中的第四纪是从第三纪一直到现在。

The Physical Earth; Minerals; Rocks; Internal Processes; Global Tectonics; Volcanology; Geologic Time; The Hydrosphere; Surface Processes; Astronomy and Space Science; Environment; Miscellaneous

地球；矿物；岩石；地球内部过程；全球构造；火山学；地质年代；水圈；地表过程；天文学和空间科学；环境；综合

Important spore and angiospermae pollen fossils such as Asterisporites,Cranwellia,Xinjiangpollis,Beaupreaidites and Quantonenpollenites have been obtained from the the upper part of the Member 4 of Quantou formation. They are Late Cretaceous in age. The reasonable geologic time of the upper Quantou formation may be later than Cenomanian deduced by the age of the upwards spore and angiospermae pollen fossils and the palynological assemblages.

根据泉四段顶部地层中一些具有重要时代意义的孢子和被子植物花粉化石Asterisporites，Cranwellia，Xinjiangpollis，Beaupreaidites，Quantonenpollenites等在世界各地的地史分布及与已知孢粉组合的比较，得出泉头组上部的地质时代可能不早于塞诺曼期。

It is also known as one of the most poisonous naturally occurring substances.

它也被称为一个最自然发生的有毒物质。

The greatest stress is found at the location on the cross section where V is the largest.

最大应力出现在横截面上V为最大的地方。