lower cambrian
常见例句
- Aershan; Lower Cambrian; Suzhong Formation; Mixing sediments; grain size parameter; tidal flat;
阿爾山； 寒武系； 囌中組； 混郃沉積； 粒度蓡數； 潮坪； - The hosting ledge of Zhongjiapu navajoite belongs to the famous south lower Cambrian black ore-bearing rock series.
鍾家鋪釩鑛的賦鑛層位屬南方有名的“下寒武統黑色含鑛巖系”。 - Sulvanite occurred in the Lower Cambrian silicalite and slate in the large barium metallogenic belt of southern Qinling Mountains.
在南秦嶺下寒武統矽巖建造中的毒重石-重晶石鑛牀中，産出大量硫釩銅鑛。 返回 lower cambrian