古生界烃源岩在新生代盆地沉降期间“二次生烃”，生成的天然气通过断裂向上运移至第三系储集。
In the subsidence period of the Cenozoic basin, the hydrocarbons generated secondarily by Palaeozoic source rocks migrated upward and passed through fault to Tertiary reservoir.
公伯峡水电站坝区第三系红层下广泛埋藏有古全风化岩，这些古全风化岩在电站的各个工程边坡、洞室及局部基础均有出露。
The ancient wholly-weathered rock is widely embedded in red strata of the Tertiary system in the dam region of Gongboxia Hydropower Station.
黑龙江省一些中—新生代断陷盆地内，中、上侏罗统、下白垩统及第三系砾岩含古砂金较为普遍。
In some of the faulted basins of the Mesozoic to Cenozoic ages in Heilongjiang Province, the Middle Upper Jurassic, Lower Cretaceous and Teritary auriferous conglomerate are most widespread.
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