盆地早期，沉积了以陆相碎屑岩和火山岩为主的含煤建造。
During the early period of the basin, it was deposited mainly bearing coal construction clastic rocks and volcanic rocks of land facies.
盆地早期，沉积了以陆相碎屑岩和火山岩为主的含煤建造。
During the early period of the basin, it was deposited mainly bearing coal construction clastic rocks and volcanic rocks of land facies.
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