变质玄武岩的地球化学特征与大陆裂谷型火山岩一致,形成于活动陆棚裂陷(谷)盆地的构造环境。
The geochemical characteristics of the metabasalt agree with those of continental rift type volcanic rocks, forming a tectonic environment of the active shelf rift basin.
毗邻的沉积盆地与造山带是大陆构造的基本单元和形成于统一地球动力学系统中的一对孪生体。
Sedimentary basin and adjacent orogenic belt are two basic tectonic units of continent and twins developed in a geodynamic system.
华南新元古代到早古生代是扬子活动大陆边缘构造“捕获”的一个边缘海盆地,其间充填了巨厚的复理石、砂、页岩沉积。
During the Neoproterozoic to the Early Paleozoic, the South China was a marginal basin captured by the Yangtze active continental margin, filled with very thick flysch, sandstone, and shale sediments.
这些转换断层系统对中国大陆东、南缘含油气盆地和边缘构造带的形成和地质演化起着重要的作用。
These transform fault series play an important role in the formation and the geological evolution of the Southeastern China continental margin basins and the tectonic-structural zones.
大陆岩石圈的构造单元主要由造山带系统及其相关的盆地系统构成。
The tectonic units of the continental lithosphere are mainly composed of the orogenic belt systems and associated basin systems.
从微量元素、稀土元素、同位素等方面论证了霍各乞矿田中元古宙为大陆边缘弧后裂谷盆地构造环境。
The studies of microelement, rare earth element and isotope compositions that the Huogeqi polymetallic ore field was formed in rift basin of back arc continental marging during Proterozoic Era.
形成拉伸盆地的大陆岩石圈伸展构造作用,一般认为是沿大型缓倾角正断层(滑脱断层)的剪切作用过程。
The extension of the continental lithosphere that gives rise to extensional basins is generally considered as a shear process on major, gently dipping normal fault.
与弧背前陆盆地和周缘前陆盆地相并列,并对应于板块构造演化历程中的大洋消减、大陆碰撞和陆内缩短三个不同性质的聚敛阶段。
Therefore they are corresponding to the three different featured convergent stages of ocean subduction, continental collision and intra-continent contraction in the structural evolution of plates.
其沉积—构造演化可划分为三个阶段:大陆边缘裂谷、弧后裂谷和拗陷盆地。
Tectono -sedimentary evolution of the basin may be divided into three stages: continental margin rift, back-arc rift, and depression basin.
其沉积—构造演化可划分为三个阶段:大陆边缘裂谷、后裂谷和拗陷盆地。
Tectono - sedimentary evolution of the basin may be divided into three stages: continental margin rift, back-arc rift, and depression basin.
硅质岩的沉积地球化学研究表明,与岛弧火山岩共生的硅质岩为生物成因,形成于大陆边缘盆地的构造背景。
The geochemistry of the cherts reflects that the cherts coexisting with island-arc volcanic rocks all formed the background of continental margin basin.
硅质岩的沉积地球化学研究表明,与岛弧火山岩共生的硅质岩为生物成因,形成于大陆边缘盆地的构造背景。
The geochemistry of the cherts reflects that the cherts coexisting with island-arc volcanic rocks all formed the background of continental margin basin.
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