Subduction Record Earlier than arc volcanic rocks in the Sangri Group?
存在比桑日群弧火山岩更早的新特提斯洋俯冲记录么?。
In the arc petrogenesis system such melting conditions are most likely to occur in the initial stage of slab subduction.
在岩浆弧岩石成因体系中，这样的熔融条件最可能出现在板块俯冲的初始阶段。
Metamorphic dehydration in subduction zones plays a significant role in the genesis of slab-derived fluids and the generation and evolution of arc magmas.
俯冲带变质脱水作用对俯冲带的流体形成、岩浆起源和演化起着重要的控制作用。
The weak couplings are in agreement with such tectonic features as young subduction slab, weak flexure strength, large subduction Angle, trench retreating, arc rifting and backarc extension.
耦合弱的特点与俯冲板块年龄小、抗挠强度弱、俯冲角度大、海沟后撤、岛弧裂离和弧后拉张等特点是一致的。
In the arc petrogenesis system, such melting conditions are most likely to occur in the initial stage of slab subduction.
在岩浆弧岩石成因体系中，这样的熔融条件最可能出现在板块俯冲的初始阶段。
In Cenozoic typical back-arc rift basins are formed in ne China where is the back-arc area of Pacific plate subduction zone.
新生代，东北地区作为太平洋板块俯冲带的弧后地区，形成了典型的弧后裂谷盆地。
Volcanism in northeastern China is likely a product of such retreat of subduction, far field back-arc extension, and melting due to reduce of pressure while mantle upwelling.
中国东北火山形成很可能属于这种后撤俯冲、远离海沟陆内弧后引张、地幔热物质上涌、减压熔融的情况。
The early stage tectonic organize related to the plate subduction, collision forms suture belt and precontinental arc system ;
早阶段构造组合与板块俯冲-碰撞有关，形成缝合带-陆缘弧系统；
These characteristics reflect that couplings between the upper arc and the subduction slab of the Ryukyu trench are weak relative to other common trenches, and themselves weaken toward to the south.
这些特点说明琉球沟弧系上覆板块与俯冲板块的耦合比其他沟弧系弱，而琉球海沟本身又往南趋弱。
The formation of this back arc basin was related to the spreading and northward subduction of the Paleo Tethys oceanic basin along the line from the Xijir Ulan Lake K…
这一弧后盆地的形成与沿西金乌兰湖—空喀山口至乔戈里峰一线的古特提斯洋盆的扩张及向北俯冲、消减相联系，构成了塔里木板块南部晚古生代活动大陆边缘。
The formation of this back arc basin was related to the spreading and northward subduction of the Paleo Tethys oceanic basin along the line from the Xijir Ulan Lake K…
这一弧后盆地的形成与沿西金乌兰湖—空喀山口至乔戈里峰一线的古特提斯洋盆的扩张及向北俯冲、消减相联系，构成了塔里木板块南部晚古生代活动大陆边缘。
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