图  12  两轮中国区域地质志

a—第一轮中国区域地质志《中国区域地质概论》封面（程裕淇，1994）；b—第二轮已出版的12个省级中国区域地质志（李廷栋等，2022b）

Figure  12.  The generation of the Regional Geology of China

(a) The first generation of An Introduction to the Regional Geology of China (Cheng, 1994) , (b) The second generation of the Regional Geology of China (12 published provincial regional geology; Li et al., 2022b)