;
石;The paper has summarized systematically evolutionary law in time and space on petrofacies and paleogeography of Late Paleozoic era in Northern China and distributive law of depositional systems.
根据华北晚古生代沉
岩系
环境标志,识别
29
,归并为冲扇、河流、三角洲、潮汐砂滩、碳酸盐台地等6沉体系。
