长兴组 meaning in English

p3c

Reefs are well developed in western hubei and eastern chongqing . through sedulous research , the whole acquaintance on types of reef builders , types of reef carbonatite , development and evolution of reef organisms , division of reef facies , distributing regularities of reefs and diagenesis has been concluded . according to the comprehensive studies , the following results and conclusions have been obtained
通过对鄂西渝东区上二叠统长兴组生物礁造礁生物、沉积相、成岩作用的研究，认清了礁体的主要造礁生物类型、主要岩石类型、生长演化、相带划分、分布规律以及成岩作用，可以得出以下结论和认识： 1生物礁主要分布于晚二叠世碳酸盐台地内部和台地边缘，可分为三种类型。