并认为区域极低级变质作用主要源于印支造山前的成岩(埋藏)变质作用。

And the extremely weak regional metamorphism should be pre-Indosinian diagenic (burial) metamorphism.

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并指出区域极低级变质作用是成岩-埋藏变质作用(造山前)和同造山变质作用的综合结果。

Regional very low grade metamorphism resulted from the combination of early diagenesis burial metamorphism (pre orogeny) and late syn orogeny metamorphism.

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前陆盆地是在克拉通之上由被动边缘地台型沉积区转变为造山前渊的陆源碎屑沉积区。

Foreland basin is an orogenic foredeep filled with terrigenous clastics, that has been developed on a craton and has been converted from a passive margin and platform type sedimentary area.

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