Precambrian
英 [ˈpri:ˈkæmbriən]
美 [ˈpri:ˈkæmbriən]
Precambrian 双语例句
Table 1 statistics of several nonmetalliferous ore reserves of precambrian and whole country . 中国前寒武纪几种主要非金属矿产储量与全国总储量统计表。 Decelopmental stages of the precambrian crust and its time line in ancient north china massive . 古华北地块前寒武纪地壳发展阶段及其时限确定。 These findings are not of precambrian animals themselves , but of their tracks . 发现的并不是寒武纪前的动物本身，而是它们的足迹。 Prospects for international research of the terminal precambrian system . 国际末前寒武系研究展望。 Petrology , geochemistry , formation environment and ages of precambrian amphibolites in alxa region . 阿拉善地区前寒武纪斜长角闪岩的岩石学、地球化学、形成环境和年代学。