An autochthonous, organically bound limestone, where the organisms, e.g. corals (Anthozoa), form a rigid framework during deposition. See embry and clovan classification.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。