转子泵 泥盆系 ( Devonian )就是以这里的德文郡命名的。英国的主要 基于8个网页-相关网页 报错双语例句 小沟里金矿床属石英脉型金矿,产于西秦岭 泥盆系 中...
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Devonian period 泥盆纪
Devonian system 泥盆系
Middle Devonian 中泥盆世 ; 中泥盆纪
Lower Devonian 早泥盆世
pre-Late Devonian age 晚泥盆纪前时期
Upper Devonian 上泥盆统
Devonian strata 泥盆纪地层
Late Devonian Epoch 晚泥盆世
The investigations show that the studied thrust-nappe structures began to form during the Devonian-Carboniferous periods,as a result of the southward Type A subduction zone is caused by collision of the Middle Kunlun Islands and the southern boundary of Tarim Block.
研究表明,铁克里克逆冲推覆构造是由于志留纪-泥盆纪古中昆仑岛弧与塔里木地体南缘的碰撞拼接作用,造成塔西南的南向A型俯冲,于泥盆纪-石炭纪开始发育形成的。
参考来源 - 塔西南铁克里克逆冲推覆构造的变形特征The strata in upper Sinian, late Proterozoic Eras and cambine system, Ordovician, Silurian ,early palaeozoic and Devonian ,late palaeozoic outcrop in In this area. The main strata are Sedimentary superficial metamorphic fine Clastic Rock with carbonate rocks .
区内主要出露有早古生代寒武系、奥陶系、志留系及晚古生代泥盆系,发育一套浅变质细碎屑岩与碳酸盐岩沉积建造。
参考来源 - 南秦岭构造带旬阳—神河一带地质构造特征Thepalaeozoic strata are very developed in Xaiza area. Xainza area is so ideal for studyDevonian and its fauna in north Tibet because of good outcropping, continuoussediments, simple structure, various categories fossiles of Devonian section.
申扎地区的古生代地层较为发育,泥盆系剖面出露良好、沉积连续、构造单一,古生物化石丰富,门类也较为齐全,是研究藏北地区泥盆系及其动物群的理想地区。
参考来源 - 西藏申扎地区泥盆纪动物群及古动物地理演化·2,447,543篇论文数据,部分数据来源于NoteExpress
以上来源于: WordNet
The end of the Devonian was a crucial time for vertebrates.
泥盆纪末期是脊椎动物出现很的关键时期。
Emergence stratums are of Sinian, Devonian, Permian, Trias and intrusive granite dike and coarse - grained granite dike.
出露地层为震旦系、泥盆系、二叠系、三叠系以及侵入的花岗岩脉和花岗伟晶岩脉。
Late Devonian About 360m years ago, a fifth of marine families were wiped out, alongside more than half of all marine genera.
泥盆纪晚期 约三亿六千万年以前,五分之一海洋家族遭毁灭,同时毁灭的还有半数以上的海洋属生物。
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