geological era

Cognition of Geological Era in Viewpoint of Life Process

以生命过程的理念认识地质年代

The hills are remnants of an earlier geological era , scraped bare of most soil and exposed to the elements .

这些山丘是早期地质时代的遗留物，大部分土壤已被刮光，遭受风吹日晒。

Carbonatites are very development in each geological era in Yunnan .

云南省境内各地质时代的碳酸盐岩层颇为发育。

Therefore , the geological era of Gutian Formation are certain to be the Late Early Permian .

植物群的地质时代为早二叠世晚期。

This paper presents the distribution characters of the geological era and space about the strata-bound barytes ore deposits in Guizhou .

本文概述了贵州层控重晶石矿床的时空分布特征。

The wide range variation of composition of ( oilfield ) formation water in the different geological era are likely to represent the complex origin and evolution history of fluid .

塔河油区的不同地质时代的油田水成分差异较大、成因复杂。

Some elementary anomalies of indium and other elements have been found at the bottom of the stratum , it can be used as the evidence to separate geological era .

前人在该套地层底部发现了铱等元素异常，认为可作为划分其地质时代的依据。

Based on a great deal of sporopollen material from the core in the Fangzheng Rift , five sporopollen assemblages have been established from Cretaceous to Neogene , and their geological era discussed in this paper .

根据大量钻井岩心中的孢粉资料，建立了方正断陷内白垩系至新近系5个孢粉组合，讨论了其地质时代。

THE DIRECTION FOR PHOSPHORITE PROSPECTING AND ITS GEOLOGICAL ERA OF PHOSPHOROUS STRATUM IN HAIZHOU-DAWU AREA This paper presents the distribution characters of the geological era and space about the strata-bound barytes ore deposits in Guizhou .

海州&大悟地区含磷地层的时代归属及磷矿找矿方向本文概述了贵州层控重晶石矿床的时空分布特征。

A major division of geological time ; an era is divided into two or more periods .

地质时期的主要分期；一代分为两个或多个纪。

The Conceptual Inquisition of Geological Character and Location Era in Chebu Unitr

车步单元地质特征及时代初探