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Ordovician

美 [ˌɔrdəˈvɪʃən]英 [ˌɔ:dəˈviʃən]

n.奥陶系；【地】奥陶纪；奥陶时期；奥陶纪层
adj.【地】奥陶纪[系]的
网络奥陶世；O奥陶纪；古生代奥陶纪

Ordovician

英-汉英-英网络释义

Ordovician

奥陶纪

奥陶纪（Ordovician） ---- 名称来自大不列颠的古老部落（奥陶部落）。志留纪（Silurian） ---- 名称来自大不列颠的古老部落（ …

奥陶系

格雷塞也说：『「门」的产生在奥陶系(Ordovician)』注九。奥陶系紧接在寒武纪之后。

奥陶世

奥陶世（Ordovician）是指古生代中五亿五百万到四亿三千八百万年前这段时间，主要分为三个时期－奥陶世早期 (五亿五百万 …

O奥陶纪

地球的地质年代排序_哈得斯伯爵_新浪博客 ... Silurian S 志留纪 Ordovician O 奥陶纪 Precambrian 元古宙 ...

奥陶纪层

约旦南部的----Wadi Rum - 胡老爹的部落格 -... ... Palaeocene （第三纪）古新世 Ordovician 奥陶纪层 Eocene （第三纪）始新 …

古生代奥陶纪

　　590　　古生代奥陶纪(Ordovician) 　　720　　古生代奥陶纪-寒武纪(Ordovician-Cambrian) 　　730　　古生代寒武纪(Cambrian) 　　　代　...

奥陶纪的

磨蚀作用 - 豆丁网 ... orbital velocity 运行速度 Ordovician 奥陶纪的 ９ Ordovician Period 奥陶纪 ...

例句：

It was an important evolution and marked the end of transgression and regression cycle of the Cambrian and Ordovician in Tarim area .

这标志着塔里木地区寒武纪和奥陶纪海进海退旋回的终结。

The tectonic framework of North Qilian in Early Ordovician should be similar to that of the Bafin Bay and the Queen Elizabeth Islands .

北祁连早奥陶世海域与现在加拿大北部巴芬湾及伊丽莎白女王群岛的构造格局相似。

The long distance thrust system is composed of Ordovician and Silurian and some part of it shows as a klippe.

远距离冲断系统由奥陶系和志留系构成，局部地区表现为飞来峰；

The Middle and Upper Ordovician is one of the main target zones of oil and gas in the Central Tarim area .

中及上奥陶统是塔里木盆地中部地区主要的油气勘探目的层。

Ordos Basin , China's second-largest gas basin gas reservoirs are developed in Jingbian field at the top of the Ordovician weathering crust .

鄂尔多斯盆地是我国第二大含气盆地，气藏主要发育在靖边气田奥陶系顶部古风化壳内。

The Early Caledonian movement resulted in a pseudo-conformity between Cambrian and Lower Ordovician .

早加里东运动，造成下早奥陶统与寒武系的假整合；

The result of petroleum exploration in the Cambrian - Ordovician, the theoretical knowledge and the hydrocarb. . .

本文总结了寒武 —奥陶系油气勘探成果、理论认识、成藏因素及勘探方向等。

The Global Boundary Stratotype Section and Point (GSSP) for the base of the Hirnantian Stage (Upper Ordovician ) is defined at a point 0 .

赫南特阶（上奥陶统）的全球界线层型剖面和点位确立在中国宜昌王家湾北剖面观音桥层底界之下 0 。

Ordovician distributed mainly in Shanbei paleo-depression and South margin paleo-depression but default in part of central paleo-uplift .

奥陶系沉积主要分布在陕北古坳陷和南缘古坳陷，中央古隆起部分地区缺失奥陶系沉积。

This was the result from the large-scale regression in the Late Ordovician.

这是晚奥陶世晚期大规模海退的结果。

The contact relation was unclear within the Ordovician in Lunnan area of Tarim basin due to lack of related information .

受资料条件的限制，以往对轮南地区奥陶系内部的接触关系并不十分清楚。

The Lower Palaeozoic group mainly includes Cambrian , medial and lower Ordovician , which are marine carbonate in the district.

下古生界包括寒武系和下、中奥陶统，主要由海相碳酸盐岩构成。

A paleomagnetic study on Ordovician to Permian rocks from the Yili Block and its adjacent areas was performed .

本文对伊犁地块及其邻区奥陶 -二叠纪地层进行了古地磁学研究。

The transition between the Cambrian and the Ordovician periods is crucial in evolutionary history .

之间的寒武系和奥陶系过渡时期是在进化史上的关键。

The salts are continental source and come from the Cambrian and Ordovician systems of the surrounding uplifts .

其盐源主要是陆源，由周围凸起的寒武、奥陶系提供。

It is not an isolated reservoir , but is a part of the Ordovician buried bill reservoirs in this area.

轮古东奥陶系油气藏不是孤立的油气藏，而是整个轮南古潜山油藏的一部分。

Meantime the top of Ordovician also belongs to same period surface which formed by long period erode .

同时奥陶系顶面属于风化剥蚀面，亦属于等时界面。

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