According to the conodont and fusulinid fossils,their ages are determined to be Devonian-Permian.
根据所含化石确定地层形成时代为泥盆纪至二叠纪。
According to the conodont and fusulinid fossils,their ages are determined to be Devonian-Permian.
根据所含化石确定地层形成时代为泥盆纪至二叠纪。
声明：以上例句、词性
类均由互联网资源自动生成，部未经过人工审核，其表达内容亦不代表本软件的观点；若
题，欢迎向我们指正。
