查询词典 ree
- 与 ree 相关的网络例句 [注:此内容来源于网络,仅供参考]
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By means of distribution in figure of-La for the REE data, the original rocks of the garnet-pyroxene granulites would be derived from a mantle partial melting.
将REE数据投影到-La关系图中,投影点沿部分熔融斜线分布,提示原岩岩浆是地幔岩部分熔融产物。
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The characteristics of REE in the ores is different from those in country rocks and magmas, the hydrothermal fluids shows the features of mantle origin.
矿石的稀土元素组成与近矿围岩和侵入岩中的稀土元素组成有比较明显的差异,热液具有幔源特征。
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The change of REE composition between the upper and lower samples from Hongcan well implied the tectonic setting and property of the sediment provenance in Zoige Basin were altered obviously between late-period of Middle Triassic and mid-period or late-period of Late Triassic. This change was probably due to elevation and erosion of the matured continental crust on the east of Zoige Basin, and lots of clastic materials transported into the basin in late-period of Late Triassic.
通过对比杂砂岩稀土元素组成在上层和下层样品之间的变化,若尔盖盆地内中三叠世中期到晚三叠世中期及晚期沉积物源区的构造背景和性质发生了明显的改变,而这一变化很可能是盆地东侧成熟陆壳在晚三叠世后期被抬升和剥蚀,其大量碎屑物质被带到盆地的结果。
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The REE in the reducible and aqueous mineral phases accounts for about 71 percent of total RE in the earthy black weathered mineral and is worthy to be recovered comprehensively.
易还原相和水成相稀土约占黑色土状风化物中稀土总量的71%,是这一稀土资源有综合利用价值的部分。
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Systematic studies of element migration,activation,sequence by stress,REE distributions and the mineral crystal parameter variations in the ductile shear zones under condition of natural and strong shearing are the frontier of the ductile shear zones as well as the difficult aspects of geochemistry of mylonites at present.
系统研究韧性剪切带变形岩在天然强剪切应力作用条件下常量元素迁移机制及活化转移的应力排序、微量元素迁移的动力控制、稀土元素配分变化和变形矿物晶体化学变异的应力制约等构成了当代韧性剪切带研究的前沿课题,也是当前糜棱岩岩石地球化学研究难点和精华所在。
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This paper deals with and summarizes the research and importance of ductile shear zones and presents the future direction and aim for the research of the ductile shear zones around the world. Four aspects of studies of the ductile shear zones have been proposed in this paper as follows:(1) The stress environment including the mineral assemblages, deformation, stress-shearing parameters;(2) The major element sequence and activation under condition of stress;(3) The variations of trace elements and REE, their transportation distributions under strong natural deformation as well as variations of mineral crystal parameters, which can also control the element changes during the ductile deformation;(4) The relationship between element migrations, activation and stress, which will present the new evidences for the studies of dynamic diagenesis and mineralization as well as the studies of evolution of ductile shear zones developed in middle and low levels.(5) The analysis of elements and isotopes in mylonites on the micro-scale are crucial for the understanding of component migrations during the mylonization.
对韧性剪切带及其变形岩石的研究现状和研究意义进行系统的综述,提出了未来韧性剪切带及其糜棱岩的研究方向和目标:①系统研究糜棱岩中主要造岩矿物组合及其变形特征,计算剪切变形岩石的应力-应变参数,搞清韧性剪切带所处的应力应变环境;②系统研究韧性剪切带岩石在天然分强剪切应力作用条件下常量元素迁移机制及活化转移的应力排序问题;③系统研究剪切变形作用过程中岩石化学组成的微量和稀土元素变化,讨论强变形条件下岩石中微量元素活化和迁移规律,深入探讨微量元素迁移的动力控制,包括稀土元素配分变化的应力制约以及应变矿物晶格化学变化行为及其对其寄主的变形岩石元素在应变过程中迁移变化的制约和影响;④从理论上探讨天然强剪切应变条件下岩石中组分活化、转移与应力的因果联系,为深入探讨韧性剪切带动力成岩作用提供理论的科学依据,为探讨中、下地壳中韧性剪切带的形成和演化提供科学依据,同时为韧性剪切变形作用条件下成岩、成矿地球化学作用提供理论和实验依据;⑤现代分析技术如激光同位素原位分析以及激光ICP-MASS分析技术对研究变形域内的岩石的元素和同位素的活化迁移规律,对深刻揭示糜棱岩化过程中的元素活化迁移机制提供更高质量的地球化学证据具有重要的作用。
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This application focuses on the aspects of chemical variation rule of rocks and mineral composition changes of mylonites corresponding to the ductile shearing by the case study in the ductile shear zones in south Tan-Lu fault belt. The results show that there exists evendent variation between deformed and undeformed rocks in ductile shear zones, i.e., the decreasing of SiO2 and alkali elements as well as the large ionic lithophile elements, such as Rb,Sr,Ba. The total REE has the behavoir of increasing during the deformation.
本研究着重选择郯庐断裂带南段广泛出露的中深层次韧性剪切带作为研究对象,系统研究剪切带内外变形条件对岩石化学成分变异规律、研究糜棱岩中变形矿物的化学成分随剪切应变作用的对应关系韧性剪切带内,随着变形程度的增加,韧性剪切带糜棱岩中一些常量元素、微量元素和稀土元素和应变强度之间存在明显的对应关系,主要表现SiO2 和碱金属和大离子亲石元素如Rb,Sr和Ba的亏损以及REE总量增加。
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There are some great similarities in the REE characteristics of the mainly ore-bearing wall-rock between Xiangshan and Xiazhuang U-ore fields.
相山、下庄两个铀矿田主要赋矿围岩的稀土元素特征极具相似性,显示出壳源型的特点。
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This article has introduced the sample yarn winder/ measuring ree l instrument,and has described the design idea and work principle.
介绍了一种纱线摇黑板/缕纱测长一体机,阐述了该仪器的设计思想和工作原理。
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This paper presents a discussion of the dynamic process of Mz-Cz lilhosphere in Jiyang depression of Bohai Bay basin by using REE inversion method based on classical theory of water-free melting mantle rock.
利用基于经典地幔岩无水熔融理论基础上的稀土元素反演方法,讨论了渤海湾盆地济阳坳陷中新生代岩石圈动力学过程。
- 相关中文对照歌词
- Hurricane
- Big Boy
- It's In Me
- It's All Over
- Private Lawns
- Standing In The Need Of Love
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- 推荐网络例句
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Continuously improve the production mechanism, to provide customers with better quality products and services.
不断的完善生产机制,给客户提供更优质的产品及服务。
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B:Yes, he was the very prize-winner in the court tennis ten years ago?
是的,他是十年前的世界网球冠军。
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Objective:To investigate the effects of propofol on heart conduction system.
目的 :研究丙泊酚对心内传导系统的影响。