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- Adakite and related granitoids from partial melting of continental lower crust 埃达克岩和大陆下地壳重熔的花岗岩类
- Some New Progresses and Geological significance in Studying Continental Lower Crust Granulite Xenoliths 下地壳麻粒岩包体研究进展及其意义
- continental lower crust 大陆下地壳
- The eclogite produced from the subducted mafic lower crust of the Yangtze continental plate is a new finding within the Luotian dome in northern Dabie Mountains. 摘要在“罗田穹隆”中发现了下地壳俯冲成因榴辉岩.榴辉岩呈透镜状或板状产于含石榴子石条带状片麻岩中。
- Continental lower crustal flow:channel flow or laminar flow? 大陆下地壳流动:渠流还是层流?
- The Tongde granulites were probably formed at an active continental margin without geochemistry of WPB.The depletion of Rb-Th and Nb-Ta indicates that the primitive magma of the Tongde granulites was contaminated by the lower crust. Rb-Th和Nb-Ta亏损的共存,指示了同德麻粒岩的原始岩浆曾受到古老下地壳物质的混染。
- And there were only a very few aftershocks in the conductive lower crust. 因此;无论从竖向分层还是从横向非均匀性上看;唐山主震及其大多数余震都与高阻上地壳密切相关.
- In general, the composition of lower crust is close to basalt and the composition of upper crust is similar to granite. 一般来说,下地壳的成分接近于玄武岩,而上地壳的物质成分与花岗岩相似。
- The metallogenic source material comes from the upper mantle and the lower crust. 主要成矿时代为晚石炭世-早二叠世。
- When, where, how and why does the lower crust of the Qinghai-Tibet plateau flow in the disintegrated lithosphere? 解体的青藏高原岩石圈下地壳何时、何处、如何和为何流动;
- It is postulated that a high conductive body exists in the lower crust or upper mantle. 据此推测在地壳下部或地幔上部存在一高导体。
- By using 3-D gravity forward calculation,we obtained the deep gravity anomalies of Tai-wan from its Bouguer anomaly. Its depth corresponds to the lower crust. 经过三维重力正演计算,我们从台湾的布格重力异常中求得了深部重力异常,其深度相当于地壳下层。
- The magma of porphyritic moyite-monzogranite series in the middle stage mainly originated from the lower crust, being the product of collision-orogeny. 中期似斑状钾长花岗岩-二长花岗岩系列岩浆来源于下地壳,是碰撞造山作用的产物;
- Pb isotopic data indicate that ore-forming material came from upper mantle or lower crust and went into Archaeozoic crystalline basement 1900Ma ago. 铅同位素表明成矿物质来自上地幔或下地壳,大约在1900Ma从源区分离出来进入太古宙结晶基底。
- Shankland, T.J., and Ander, M.E., 1983.Electrical conductivity, temperature, and fluids in the lower crust, J.Geophys.Res., 88, 9475-9484. 石应骏,刘国栋,吴庆耀,王家映,王华俊,王光锷,吴乃爵,1985.;大地电磁测深法教程,地震出版社,中国北京,271页。
- If the squeezing model were correct, he says, one would expect higher temperatures in the lower crust in order for it to be "squeezable. 如果挤压模型是正确的话,他说,那么深部地壳需要有更高的温度使得它更具有可塑性。
- Zircon geochronology and geochemistry of mafic xenoliths from Liaoning kimberlites:Track the early evolution of the lower crust, North China Craton. 辽宁金伯利岩变基性岩石捕虏体地球化学及锆石年代学: 示踪华北下地壳早期演化。
- The velocity structure features of sediment, basement, upper crust, lower crust, Conrad and Moho interfaces were analyzed. 分析了沉积层、基底、上地壳、康腊面、下地壳和莫霍面的特征。
- Volcanic lavas of the Yixian Formation in western Liaoning province,China:Products of lower crust delamination or magma mixing? 辽西义县组火山岩:拆沉作用还是岩浆混合作用的产物?
- Many people embark at Dover for the Continent. 许多前往欧洲大陆的人都在多佛搭船。