lower cambrian
常见例句
- Aershan; Lower Cambrian; Suzhong Formation; Mixing sediments; grain size parameter; tidal flat;
阿尔山; 寒武系; 苏中组; 混合沉积; 粒度参数; 潮坪; - The hosting ledge of Zhongjiapu navajoite belongs to the famous south lower Cambrian black ore-bearing rock series.
钟家铺钒矿的赋矿层位属南方有名的“下寒武统黑色含矿岩系”。 - Sulvanite occurred in the Lower Cambrian silicalite and slate in the large barium metallogenic belt of southern Qinling Mountains.
在南秦岭下寒武统硅岩建造中的毒重石-重晶石矿床中,产出大量硫钒铜矿。 返回 lower cambrian