Pyroclastic rocks are a kind of transitional and complex rocks between lavas and sedimentary rocks.
Pyroclastic rocks are a kind of transitional and complex rocks between lavas and sedimentary rocks.
摘要火山碎屑岩是介于溶岩和沈积岩之间的过渡类型岩石，岩类复杂。
Pyroclastic rocks are a kind of transitional and complex rocks between lavas and sedimentary rocks.
摘要火山碎屑岩是介于溶岩和沈积岩之间的过渡类型岩石，岩类复杂。