这条韧性剪切带无疑是琼中地体与三亚地体对接带的直接构造记录。

It is obvious that this ductile shear zone is the direct tectonic boundary of between Qiongzhong terrain and Sanya terrain.

琼中地区存在由片麻岩、混合岩、麻粒岩和紫苏花岗岩组成的高级变质杂岩。

The high grade metamorphic complexes in middle Hainan Island are composed of gneisses, migmatites, granulites and charnockites.

三亚地体与琼中地体之间的构造边界一直没有发现其他任何直接的地质证据。

There has no direct evidence about tectonic boundary between Qiongzhong terrain and Sanya terrain in Hainan Island.