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南海北部陆缘深水区地壳结构及其伸展薄化过程与成盆演化响应机制
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摘要
<正>研究表明南海北部陆缘深水区的地壳岩石圈强烈伸展薄化,相应的裂陷盆地结构、沉积充填、热演化史等均不同于陆架浅水区典型断陷盆地~([1-12]),对其响应关系及成因机制的认识尚不清楚。本文以研究区大量地震资料及其与船测重磁数据的联合反演结果为基础,获得研究区较为精细的莫霍面深度和地壳厚度分布图,根据莫霍面与海地地貌的起伏、地壳厚度的横向变化特征,详细分析了地壳岩石
引文
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