岩石圈断块
- 网络lithospheric fault block

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这个边缘海盆地的产生与华南洋壳海域岩石圈断块在晚前寒武纪时期向北俯冲有关,是震旦纪古边缘海继续扩张的结果。
The formation of the marginal-sea basin would be related to the northward subduction of the lithospheric fault-block of South China with oceanic crustal sea areas at late pre-Cambrian and resulted from further extension of ancient marginal sea in the Sinian period .