前寒武纪

[qián hán wǔ jì]

汉英

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释义:
全部全部,precambrianprecambrian,cryptozoiccryptozoic,PrecambrianPrecambrian,CambrianCambrian,Precambrian PeriodPrecambrian Period
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1.
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。
plb.snnu.edu.cn
2.
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）。
article.yeeyan.org
3.
The Bogda Mountain, with Junggar basin on the north and Turpan-Hami basin on the south, is a part of the East Tianshan Mountains.
博格达造山带位于准噶尔和吐鲁番-哈密两个前寒武纪地块之间，是晚古生代的大陆裂谷。
www.cagsbulletin.com
4.
with the geological evolution in precambrian , minerogenetic materials and types of mineral deposits obviously varied and increased.
随著中国前寒武纪地史的演化，成矿物质种类和矿床类型具有明显的变化和增多。
www.ichacha.net
5.
There are abundant mineral resources in the Precambrian rock formations, on which the survival and development of mankind depend.
在前寒武纪岩层中蕴藏着丰富的矿藏，为人类的生存和发展提供了大量的有用资源。
www.geojournals.cn
6.
That history began with the origin of the primitive, unicellular aquatic algae of the Precambrian Eon.
最初，前寒武纪出现原始的单细胞水生藻类，除了蓝绿藻和细菌之外。
chinafanyi.com
7.
Precambrian BIF iron ore deposit can be divided into two types, Algoma-type and Lake Superior-type.
前寒武纪条带状含铁建造铁矿床分为阿尔戈马型和苏必利尔湖型两大类。
oldweb.cqvip.com
8.
The Mashan group and Heilongjiang group are major components of the base of Precambrian Jiamusi block.
麻山群和黑龙江群是佳木斯地块前寒武纪基底的重要组成。
www.dictall.com
9.
This is illustrated by the fact that on Earth most of the Precambrian record is preserved in such lithologies.
在地球上，前寒武纪的许多记录就保存在类似的岩石里。
bbs.bioon.net
10.
They are important structural features in the Precambrian metamorphic rocks.
它是前寒武纪变质岩内一种重要的构造现象。
www.dictall.com