The volcanic rocks formed in a tectonic environment of deep thermal collapse eruption in the Early-Mid Permian late-orogenic phase.

构造环境为早中二叠世造山后期深部热力塌陷火山喷发环境。

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The tectonic environment of forming these units develops the epicontinental-collison orogenic environment to the late-orogenic or post-orogenic environment.

它们的形成构造环境由陆缘碰撞造山环境向造山晚期或造山后环境演化。

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There was an orogenic belt called the Cathaysian continental marginal orogenic belt in late Mesozoic along the present northern margin of the South China Sea.

南海北部陆缘在中生代晚期曾形成宏伟的华夏陆缘造山带。

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