您要查找的是不是:
- Four types of Pb-Zn-Ag deposits occur in the middle north margin of North China Block. 华北地块北缘中段是我国铅锌银矿床的重要富集区之一。
- It is suggested that the deposition of the Qingbaikou system in the Yanshan region represents the cover of the North China block. 认为燕山青白口纪的沉积为华北陆块上真正的盖层沉积。
- This altered lithospheric mantle constituted the main body of Cenozoic lithospheric mantle in the eastern North China Block. 改造后的岩石圈地幔成为华北地块东部新生代岩石圈地幔的主体。
- Since North China Block is a stable caratonic basin, the main control of the transgressive events might have been the result of the eustasy. 由于晚寒武世华北板块是一个比较稳定的克拉通盆地,因此构造运动相对稳定,所以控制海侵事件的主要因素可能是海平面周期性的上升,而并非构造运动。
- From the Middle Silurian to the Early Devonian, no fossils were found in the EQM, which probably indicates that the EQM was a land and was connected with the North China Block. 在中志留世至早泥盆世,东秦岭未发现古生物化石,很可能为陆地,并与华北陆块联为一体。
- The Carboniferous bauxite deposits in the western Henan Province occur on the planation paleosurface and was deposited in epicontinental seas or lakes of the North China Block. 豫西石炭系铝土矿形成于华北古夷平面上,沉积于华北陆表海-湖泊环境中。
- It is a collision suture between the Yangtze Block and North China Block during the Indosinian period, a thrust-napping fault zone belonging to the Tethyan regimes in broad sense. 在印支期由于扬子地块与华北地块的碰撞,成为两板块的对接边界,具有逆冲推覆的性质,属广义的特提斯构造域。
- The Northeast China block lies among the Siberia, North China block and the west Pacific plate, along with complex geological features derived from episodic tectonics. 摘要中国东北地区位于西伯利亚和华北地块之间,中、新生代本区受西太平洋板块俯冲的影响,由于多期构造作用,导致地质构造形态极为复杂。
- The results indicate that there occurred Precambrian magmatism but also Mesozoic magmatism on the southeastern margin of the North China Block in the Bengbu area. 结果表明,华北陆块东南缘不仅存在有前寒武纪岩浆活动,还广泛发育有中生代岩浆岩。
- Comparing with the lower cretaceous poles from the Ordos basin in the west of North China Block,we conclude that Haiyuan area could suffered a non-significant northward motion and rotation with respect to the stable Ordos basin since the lower Cretaceous. 通过对比华北地块鄂尔多斯盆地的早白垩世古地磁结果 ;表明采样地区自早白垩世以来相对于华北鄂尔多斯盆地未发生明显的构造旋转和纬度方向上的位移 .
- The Hexi area is located at the tectonic convergence of the North China block and north Qilian Caledonian orogen and Alex block, and is characterized by multiple tectonism that resulted in very rich and complicated geological phenomena. 贺西地区处于北祁连加里东褶皱带、阿拉善地块与鄂尔多斯地块的交汇处,多期构造活动造就了本区复杂的构造和成盆历史。
- A film of pyrites was discovered on the interface of Lower Sinian Sidingshan Formation and Fengtai conglomerate , at Sishilichangshan Mountains in the south margin of the North China Block. 华北陆块南缘四十里长山地区下震旦统四顶山组叠层石白云岩与其上部凤台砾岩的接触界面上为一薄层黄铁矿,对其宏观和微观以及地球化学特征研究表明,这一接触界面为裂离不整合。
- northeastern margin of North China Block 华北陆块东北缘
- They plant many trees in North China. 他们在中国北方种了许多树。
- The water shortage in north China is serious. 中国北部地区的缺水相当严重。
- Apples are very common in North China. 苹果在华北很常见。
- Wholesale market in north China. 最大的专业蔬菜批发地。
- The people in north China live mainly on wheat. 中国华北人以吃小麦为主。
- Willing to travel in North China. 愿意在北方出差。
- Beijing North China Express Air Service Corp. 北京华北运通航空服务公司。
- 今日热词
-
- 深远海浮式风电平台 - deep-sea floating wind power platform
-
- 京雄高速公路 - Beijing-Xiongan expressway
-
- 农业及相关产业增加值 - the added value of agriculture and related industries