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- Therefore, the tectonic environment of the volcanic rocks in the Luxi area occurred in the late stage development of island arc system near to the side of continent with a thickening crust condition. 因此盆地腹部陆西地区火山岩的喷发环境应该是在岛弧发展后期,属于岛弧近大陆一侧、在地壳增厚的环境下喷发。
- Environment of Island Arc 岛弧环境
- The volcanic rocks belong to the cal-alkaline series and petrochemistry and geochemistry show characteristics of island arc volcanic rocks. 酸性熔岩及同质凝灰岩,属钙碱性系列,且高钾富铝。
- Pengxian copper deposit and the Masongling Formation acting as host formation are products of island arc volcanism in convergent plate boundary. 证据表明,马松岭组及其所赋存的铜矿床均为会聚性板块边界古火山岛弧的产物。
- Under the tectonic backgrounds of island arc belt, fore-arc trench belt, back-arc basin, and epicontinental active belt of Late Paleozoic, it has different volcanic rock characteristics. 在晚古生代岛弧带、弧前海沟带、弧后盆地或陆缘活动带等构造环境下发育有不同的火山岩组合。
- The basement of the basin is likely to go through such processes before Permian period: the diving of ocean,the hyperplasia of island arc,then the collision of continents,and it is an active island arc belt. 盆地前二叠纪基底可能经历了洋盆俯冲、岛弧增生、陆块碰撞的造山作用过程,基底属于活化基底岛弧带。
- The environment of a very small, specific area. 微环境一个非常小的特定区域内的环境
- A girdle of islands enclosed the lagoon. 一环小岛围绕著礁湖。
- The natural environment of Yancheng is so good. 盐城的自然环境真是不错。
- He grew up in an environment of poverty. 他在贫穷的环境中长大。
- THE OXYGEN ISOTOPIC COMPOSITION OF ISLAND ARC VOLCANIC ROCKS IN FILDES PENINSULA, KING GEORGE ISLAND 乔治王岛菲尔德斯半岛岛弧火山岩氧同位素组成
- I like the environment of this campus. 我喜欢这所大学的环境。
- The Bayan Bold gold deposit, which is related to granite-porphyry formed in Early Paleozoic island arc environment, is of a mesothermal type. 通过综合研究认为,苏尼特左旗存在两种不同成因类型的金矿:一种是以白音宝力道金矿为代表的、与形成于早古生代岛弧的花岗斑岩有关的中温热液型金矿;
- The teaching environment of P. E. 体育教学环境
- I want kown the invest environment of your country. 我想了解一下贵国的投资环境。
- Tuwu largest type porphyry copper deposit is located in the island arc environment in the south margin of Turpan-Hami continental segment of eastern Tianshan Mountain. 摘要土屋特大型斑岩铜矿位于东天山吐鲁番-哈密陆块南部边缘岛弧环境中。
- The gold deposit of Kuoer Zhengkuona was discovered in late eighties in Sauer Mountains of Xinjiang,formed in island arc environment during Hercynian period. 阔尔真阔腊金矿床是80年代后期新疆萨吾尔山发现的金矿床。
- Mary: Wow! The environment of the BUPE is pretty good. 玛丽:北体大的周边环境不错呀。
- There are a lot of islands in the mid Pacific. 太平洋中央有许多小岛。
- He was predisposed towards literary studies by the bookish environment of his early rears. 他早年生长在读书空气很浓的环境中,所以后来倾向于从事文学研究。