pre mesozoic basement 前中生界基底
On the basis of research data about strata in China sea areas, the current situation of study on pre-Mesozoic, Mesozoic and Cenozoic strata in the sea areas are expounded.
依据中国海域地层研究资料，论述了中国海域的前中生代地层和中、新生代地层的研究现状。
For further exploration, the focus will be the middle section of the Northern Slope zone, pre-Mesozoic basement, east and west sides of the Northern Slope zone and the southern steep slope zone.
北部斜坡带中段的深挖细找，前中生界基岩、北部斜坡带东、西两侧以及南部陡坡带是今后油气勘探的方向。
Yingen-Ejina Basins in the west of Nei Mongol is shown by superposition of Mesozoic and Cainozoic on basement of pre-Palaeozoic constitutes.
内蒙西部银根-额济纳盆地群是在 前古生代基底上发育起来的中、新生代“叠 置型”盆地群。
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