...详细信息 关键词: 埕岛油田;;前寒武系;;构造演化;;储层特征;;变质岩;;裂缝 [gap=1344]Keywords: Chengdao Oilfield;Precambrian;tectonic evolution;reservoir characteristics;metamorphic rock;crack ..
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Precambrian Research 前寒武纪研究 ; 前寒武研究
Precambrian shield 前寒武纪地盾
Precambrian Geology 前寒武纪地质 ; 前寒武纪地质学
Precambrian period 先寒武纪 ; 先寒武
Precambrian succession 前寒武纪岩系
precambrian strata 前寒武纪地层
Precambrian time 先寒武纪时期
Precambrian basement 前寒武纪基底
Middle Precambrian 中前寒武纪
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以上来源于: WordNet
ADJ of, denoting, or formed in the earliest geological era, which lasted for about 4 000 000 000 years before the Cambrian period 前寒武纪(寒武纪前的时期,持续了大约四十亿年)的
N the Precambrian era 前寒武纪 →see Archaeozoic, Proterozoic
Precambrian animals must therefore have lived at such depths.
因此,前寒武纪的动物肯定曾经生活在这么深的地方。
The first three eons, which together lasted nearly 4 billion years, are together known as the Precambrian.
前三个时期合起来持续了40亿年,合称为前寒武纪(隐生宙)。
Although named after a site in Australia, the Ediacaran formation is worldwide in distribution and dates to Precambrian times.
尽管伊迪卡拉是以澳大利亚的一处地名而命名,但伊迪卡拉沉积层却遍及世界各地,并且可追溯到前寒武纪时代。
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