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词语寒武纪拆分为汉字:
寒字的拼音、笔画、偏旁部首、笔顺、繁体字,寒字字源来历,寒字演变
冷,与“暑”相对:~冬。~色。~衣。~冽。~带。~战。~噤。~食(节名,在清明前一天。古人从这一天起不生火做饭,也有的地区把清明当作“寒食”)。~喧。~来暑往。唇亡齿~。害怕:~心。穷困,有时用作谦辞:~门。~伧。~舍。~窗(喻艰苦的学习环……
武字的拼音、笔画、偏旁部首、笔顺、繁体字,武字字源来历,武字演变
关于军事或技击的,与“文”相对:~装。~器。~警。~林。~坛。~生。~旦。~丑。~净。~举。勇猛,猛烈:英~。威~。~断。~士。~夫。半步,泛指脚步:步~。踵~。行(xíng )不数~。姓。……
纪字的拼音、笔画、偏旁部首、笔顺、繁体字,纪字字源来历,纪字演变
1. 纪 [jì]2. 纪 [jǐ]纪 [jì]记载:~年。~元。~行(xíng)。~实。~念。~传(zhuàn )体(中国传统史书的一种体裁,以人物传记为中心叙述史实,“纪”是帝王本纪,“传”是其他人物的列传)。~事本末体(中国传统史书的……
查询词语:寒武纪,试一试,用寒武纪来写一句话,用寒武纪造句。
汉语拼音:hán wǔ jì
1.地质年代古生代的第一个纪。"寒武"(cambria)是英国威尔士一个古代地名,这个纪的地层首先在那里发现,故名。约开始于五亿七千万年前,结束于五亿年前。本纪分为早﹑中﹑晩三个世。生物群以海生无脊椎动物为主,特别是三叶虫§藻﹑绿藻等开始繁盛。我国南北很多省区当时为海水所淹没。这一时期形成的地层叫"寒武系"。
地质年代古生代的第一个纪。“寒武”(Cambria)是 英国 威尔士 一个古代地名,这个纪的地层首先在那里发现,故名。约开始于五亿七千万年前,结束于五亿年前。本纪分为早、中、晚三个世。生物群以海生无脊椎动物为主,特别是三叶虫。红藻、绿藻等开始繁盛。我国南北很多省区当时为海水所淹没。这一时期形成的地层叫“寒武系”。
This rapid origin and diversification of animals is often referred to as "the Cambrian explosion"
如此迅速的动物起源和多样化被认为是“寒武纪大爆发”。"Plumes" from deep mantle do not operate in the modern Earth and did not operate in Precambrian time.
来自地幔深处的“热柱”,在现代地球上并无发生,其实,自寒武纪之后就不再发生。For quite some time Cambrian remained just a scientific term concerned only by evolutionism scholars and paleontologists.
长期以来寒武纪仅仅是演化论学者和古生物学家所关心的科学名词。The beginning of the Cambrian era saw a widespread arrival of multi-cellular organisms, particularly in the form of sponges.
寒武纪时代的初期看了多细胞性的有机体普遍到来,特别以海绵的形式。Chemical fossils (e. g. alkanes and porphyrins) are often the only evidence for life in rocks of PRECAMBRIAN age.
化学化石(烷烃和卟啉)是前寒武纪地层中生命存在的唯一证据。This realization provided a big incentive for paleontologists to get out in the field and find fossils older than the Cambrian.
这项体认刺激了古生物学家走入田野,寻找比寒武纪更古老的化石。As a result of rapid transgression in the Early Cambrian, a sequence of excellent source rock was widely developed in the Lower Cambrian.
寒武系,特别是下寒武统,由于寒武纪初期的快速海侵作用而在研究区域普遍发育烃源岩系;A third fossil formation containing boths oft-bodied and hard-bodied animals provides evidence of the result of the Cambrian explosion.
第三种化石层既包含了软体动物也包含了硬体动物,它为寒武纪大爆发提供了证据。ONE of the greatest mysteries of the history of life is the Cambrian explosion.
寒武纪的大爆炸是生命史中最大的谜团之一。早前寒武纪
Early Precambrian.
前寒武纪植物
Precambrian flora
寒武纪大爆发
Cambrian explosion
前寒武纪地体
geological analysis
早前寒武纪地层
Early Precambrian strata
三寒武纪及寒武纪大爆发
Cambrian and the Cambrian Explosion
他们称之为寒武纪大爆发
They called it the Cambrian Explosion.
早前寒武纪变质岩系
early Precambrian metamorphic rocks
辽东寒武纪笔石研究
CAMBRIAN GRAPTOLITES FROM EASTERN LIAONING
寒武纪晚期发生过一次。
It happened at a late stage of Cambrian Period.
早前寒武纪克拉通问题
PROBLEM ON THE EARLY PRECAMBRIAN CRATONS
浙江江山寒武纪沉积相研究
CAMBRIAN SEDIMENTARY FACIES IN JIANGSHAN, ZHEJIANG
五台山早前寒武纪地质2。
The early precambrian geology of Wu Taishan II.
寒武纪发生了另一次辐射。
The second great radiation happened in Cambrian.
寒武纪爆发与澄江动物群
Cambrian period Cambrian explosion and the Chengjiang fauna
辽吉海积寒武纪石膏矿床
Cambrian marine sedimentary gypsum deposits in Liaoning and Jilin Provinces
贵州寒武纪地层的划分和对比
Division and Correlation of Cambrian in Guizhou
东亚晚前寒武纪大地构造演化
ON THE TECTONIC EVOLUTION OF EAST ASIA IN LATE PRECAMBRIAN
早前寒武纪地质研究进展评述
Review on the Progress in the Study of Early Precambrian Geology
贵州三都和都匀寒武纪三叶虫
CAMBRIAN TRILOBITES FROM SANDU AND DUYUN, SQUTHERN KWEICHOW
试论前寒武纪的主要地质事件
On Precambrian Geological Events
寒武纪生物爆发前的死劫难海洋
STRANGELOVE OCEAN BEFORE THE CAMBRIAN EXPLOSION
甘肃北山寒武纪地层的划分意见
On division of the Cambrian stratum in Bei Shan of Gansu province, China
我国寒武纪高肌虫的个体发育
Ontogeng of some Cambrian Bradoriids from China
印度盐岭寒武纪动物群金氏著
King, W. B. R. The Cambrian Fauna of the Salt Range of India.
川黔湘交境寒武纪层序划分
Sequence division of Cambrian system of the boundary area among sichuan, guizhou and Hunan Provinces
河南汝州寒武纪地层的多重划分
Cambrian Multiple Stratigraphic Division of Ruzhou Area, Henan Province
黔南三都寒武纪及奥陶纪笔石
CAMBRIAN AND ORDOVICIAN GRAPTOLITES FROM SANDU,S.GUEIZHOU
寒武纪最早期的古胚胎化石新观察
A NEW OBSERVATION OF THE EARLIST CAMBRIAN PALEOEMBRYOS
华北陆台早前寒武纪地质年代讨论
Early Precambrian Geological Chronology of North China Platform