basement rock

基本解释

The strata of the region are divided into two structural layers : the basement rock consisting of metamorphic rock and cover layer of mesozoic and neozoic sedimentary rock.
將本區的地層劃分爲兩個搆造層：既變質巖系搆成的基底搆造層；中生代、新生代的沉積巖系搆成的蓋層搆造層。
dict.site
It needs powerful support to carry through the research of inorganic oil and gas in Somalia basin, and the first exploration target should be basement rock pool exploration in this basin.
松遼盆地無機成因油氣藏研究需要得到有力的支持和保証，因爲基巖油氣藏勘探是松遼盆地今後首選勘探目標。
There are two oil and natural gas accumulation characters in basement rock reservoir which are all extraneous source of oil and porous fractured reservoir.
基巖潛山油藏具有油氣成藏的兩種特征，即外來的油源和裂縫性儲集空間。