geologic era信息详情
地质时代
geologic───adj.地质的;地质学上的
era───n.时代;年代;纪元;n.(Era)人名;(意、芬、印)埃拉
geologic time───地质时期,地质时代;地质年代
geologic age───地质时代,地质年代;地质代[期]
archaeozoic era───太古代
geologic map───n.地质图;地质学
carbonaceous era───碳质时代
mesozoic era───中生代
pyroxene era───辉石时代
These geologic formations date to the Mesozoic era, when layers of sedimentary limestone accumulated under water.───这些地质形成日期中生代时期,当层沉积的石灰岩积累下的水。
Carboniferous: of, belonging to, or denoting a geologic division of the Paleozoic Era following the Devonian and preceding the Permian.───石炭纪的,石炭系的:(属于或表示)地质上的一个分段,即紧跟着泥盆纪而早于二叠纪的古生代的。
a galactic year can be based on to institute an ideal geologic time scale in which a galactic year is an era.───银河年是建立理想地质年代表的基础,每一个银河年就是一个代。
A stratigraphic unit, especially a unit consisting of two or more formations deposited during a single geologic era.───地层学单位地层学中的一个单位,尤指包括在同一地质时期沉积的两个或两个以上地层的单位
of or relating to the Carboniferous geologic era.───属于或关于地质上石炭纪的。
- geologic engineering
- geologic drilling
- geologic factor
- geologic erosion
- geologic feature
- geologic high
- geologic hazard
- geologic examination
- geologic history
- geologic legend
- geologic information
- geologic investigation
- geologic low
- geologic log
- geologic logging
- geologic mapping
- geologic formation
- geologic material
- geologic norm
- geologic name
- geologic monitoring