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- Late Archean and Early Proterozoic were the main period for the formation of continental crust. 晚太古宙和早元古宙是陆壳形成的主要时期,并已具现今板块活动特征。
- From the fossil record, the late Archean large number of fungi and lower cyanobacteria. 从化石记录,太古宙晚期出现大量的菌类和低等的蓝藻。
- The supracrustal sequences in the Dabie complex in northeastern Hubei belongs to a late Archean stratified metamorphic sequences. 鄂东北大别杂岩中的表壳岩系属于晚太古代层状变质岩系。
- The gold deposit is of quartz vein type, with the wall rocks consisting of metamorphic rocks of the Jianping Group in age of Late Archean. 金矿体的赋矿围岩为上太古界建平群变质岩系 ,属于石英脉型金矿床。
- The Wulashan gold-bearing ore veins are located within the high grade metamorphicrock area of Late Archean Wulashan Group and are controlled by Wulashan faulted structural zone. 乌拉山含金矿脉赋存于上太古界乌拉山群高级变质岩区,并受控于乌拉山断裂构造带。
- Large quantities of analyses and statistics of gold abundance in different strata and locks combined with lead isotope data suggest that greenstone of Late Archean Xigudui Formation is the source bed of gold deposits. 通过铅、硫、氢、氧同位素以及不同层位、岩石金丰度的大量统计,成矿与构造、岩浆岩关系研究,表明金的成矿作用具有多来源、多成因、多阶段的特点,金矿有明显的层控性,晚太古代西?囟炎槁萄沂墙鸬目笤床恪 区域东西向复式背斜和南北向韧性剪切带分别控制了成矿区和矿田、矿床、矿体的分布。
- The metamorphism of the basic dykes emplaced during the Late Archean era reached amphibolito-granulite facies, suggesting a fairly strong reginal metamorphism toke place during this period in eastern Hebei. 太古代晚期侵位的基性岩墙变质达角闪麻粒岩相,说明太古代末期冀东地区发生一次较强的区域变质作用。
- The Wulashan gold-bearing ore veins are located in late Archean Wulashan group high grade metamorphic area (mainly at amphibolite facies, even to granulite facies),and controled by Wulashan fault structure zone. 乌拉山含金矿脉赋存于晚太古界乌拉山群高级变质岩区(变质程度以角闪岩相为主,可达麻粒岩相),受控于乌拉山断裂构造带。
- The crustal components in the region include: late Archean crystallization basement, middle-late Proterozoic fold series and Paleozoic cover of upper Sinian to Permian stratigraphic system. 区域地壳结构有基底结晶岩系(新太古界)和褶皱岩系(中新元古界),盖层为古生界,自上震旦统至二叠系基本连续出露。
- In order not to be late, she cut across the fields. 为了不迟到,她抄近路穿过田野。
- The Pre-Sinian basement strata exposed in the North Kunlun Massif are Later Archean -Neoproterozoic Milan Group, Changcheng System Kaqiang Group, Jixian System Liushui Formation and Qingbaikou System Sulu Formation. 被蛇绿岩所分隔的昆北地块上出露的前震旦纪基底地层为:晚太古代-新元古代米兰岩群,长城系卡羌岩群,蓟县系流水岩组和青白口系丝路岩组。
- It irks us to wait for people who are late. 等候迟到的人使我们厌烦。
- ON THE LATE ARCHEAN TTG-GNEISS IN THE NORTHERN JIANGHUAI AREA 江淮地区北部晚太古宙TTG质片麻岩
- TECTONIC EVOLUTION OF THE LATE ARCHEAN WUTAISHAN COLLISION OROGEN 五台山晚太古代碰撞造山带构造演化
- The late boy made a beeline for his classroom. 迟到的男孩抄捷径跑去上课。
- I have a fear that we will be late. 我怕我们要迟到了。
- The dean returned in the late afternoon. 系主任是在傍晚时分回来的。
- Do you ever take the subway alone late at night? 你有没有在深夜单独乘过地铁?
- We shall find out the truth early or late. 我们迟早会查明事实真相。
- Oversleeping is a lame excuse for being late. 睡过头不是迟到的充足理由。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries