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- The polycyclic development of geosynclinal belts is controlled by the cyclicity of subduction during e geological time. 地质时期地槽的多旋回发展受到俯冲作用旋回的控制。
- Original dynamical power was resulted from plate tectonic activities, especially from intracontinental orogenesis. 板块构造活动,特别是陆内造山作用是热液金成矿作用的原动力。
- International Workshop on Central Asian Metallogeny and Orogenesis (Urumqi, China)(Second Circular) 2007-2-15. “中亚型造山与成矿”国际学术研讨会(二号通知)2007-2-25.
- According to diwa theory, three tectonic stages, geosynclinal,platform and diwa, have been recognized in the Alato Mountain. 本文应用地洼学说的观点,明确提出本区经历过地槽、地台、地洼三个大地构造发展阶段;
- In recent years,there more different types Mo deposits(spots) have been discovered in Jilin geosynclinal area,mainly porphyry,quartz vein,skarn and fracture altered rock deposits. 近几年吉林槽区陆续发现多处不同类型的钼矿床(点),其主要类型有斑岩型、石英脉型、矽卡岩型、破碎蚀变岩型。
- The eastern part of Jilin Province lies across geosynclinal area and platform, f orming appropriate structural pattern, sedimentary formation and magmatic activi ties. 吉林省东部跨槽、台两大构造单元,形成了与这相应的构造样式、沉积建造和岩浆活动。
- Marine progression and regression activities in platform areas are frequently triggered by the adjacent geosynclinal areas where basin and range movements take place. 地台区的海进、海退,分别与相邻地槽区的造盆和造山运动伴生这一普遍现象,主要是在重力均衡作用下,上地幔流变层(软流层,异常地幔)物质侧向迁移所致。
- Natural disasters and eco-environment in the Yangtze Valley have been restricted and impressed by crustal movement and Qinling-Dabie orogenesis since the Mesozoic and Cenozoic. 长江流域的地质-生态环境与自然灾害受到中新生代以来地壳运动和秦岭-大别等造山作用的严格制约与影响。
- Huangshan has experienced the long orogenesis and the earth'scrust up, as well as the glacier baptism and the natureweathering, only then forms its unique peak forest structure. 黄山经历了漫长的造山运动和地壳抬升,以及冰川的洗礼和自然风化作用,才形成其特有的峰林结构。
- Youfangxi-Erbahuo area is situated in Late Hercynian Nanxingan geosynclinal fold belt and developed with Mesozoic volcanics, strong Yanshanian intermediate-acid magrnatism and a series of volcanic-subvocanic hydrothermal Ag polymetal ore deposits. 摘要内蒙油房一二把伙地区位于华北地台北缘南兴安晚华力西期地槽褶皱带,中生代火山岩系发育,燕山期中酸性岩浆活动强烈,形成了一系列火山、潜火山热液型银多金属矿床。
- It is proposed that gold mineralization is closely associated with the crustobody evolution, i. e., the pre geosynclinal stage prepared materials for the formation of gold source bed, ... 金的成矿作用与壳体的演化关系密切,前地槽阶段为矿源层的形成提供了物质基础,地槽阶段形成矿源层并发生金成矿作用,地洼阶段金发生改造迭加成矿。
- The present structural outline of the southeast Motianling has been resulted from the combination of late Indo Sinian orogenesis,Yanshan detachment movement and the Himalayan thrust nappe movement. 经过晚印支造山运动、燕山期伸展和喜马拉雅期逆冲推覆运动,铸成了摩天岭东南缘现今的地质构造景观。
- The epithermal gold deposits in the northern Xinjiang are hosted in marine and marine continental strata which were deposited under extensional environment of collision orogenesis. 新疆北部浅成低温热液型金矿主要产在碰撞造山带拉张环境浅海相、海陆交互相地层内,是长期多次热液活动的结果。
- On one hand, the geologic process controls the natural state of regional land resources, e. g., the characteristics of land form is resulted from the tectono-magmatic activity and orogenesis. 其一,地质作用决定了土地资源自然状况:构造岩浆活动、区域造山动力等地质作用决定了区域地貌特徵及土地资源的空间分布格局;
- Therefore, these granites are syn- or post-collisional intrusive rocks.These data confirmed that the study area underwent a late Fan-African-Early Caledonian collisional orogenesis. 这些资料进一步证明,该地区可能经历了晚泛非-早加里东期的碰撞造山作用。
- Luo Jianning,Peng Yongmin,Pan Guitang.Plate convergent margins and island-arc orogenesis in eastern Tethys[J].Sedimentary Facies and Palaeography,1996,16 (3):1-15 (in Chinese with English abstract). [19]罗建宁;彭勇民;潘桂棠.;东特提斯板块会聚边缘与岛弧造山作用[J]
- CALEDONIAN OROGENESIS AND SYSTEM-TRANSITION IN THE XUEFENGSHAN AREA 雪峰山加里东造山运动及其体制转换
- Gold prospecting in Da Xing'anling geosynclinal folded system, China 大兴安岭地槽褶皱系岩金找矿远景分析
- Study on the Late Carboniferous San Li xia reef in Qinling geosynclinal,Shaanxi 陕西秦岭海槽晚石炭世三里峡生物礁研究
- Keywords ventilation;geosynclinal ventilation duct;capped distributor; 通风;地槽风道;加罩分配器;