... stratigraphic trap地层圈闭 stratigraphical boundary地层边界 stratigraphy地层学 ...
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stratigraphical boundary
地层边界
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Several new data on the Upper Permian and Permo-Triassic boundary in Huangshi area are reported in the paper, a number of significant fossils were collected from these stratigraphical units.
笔者近年对黄石地区上二叠统及下三叠统进行了研究，采到了有时代意义的化石。
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