red_beds

• 红层

red_beds的用法和样例：

例句

1. Uranium mineralization occurs when interlayer water with oxygen and uranium enclosed in primary red beds meet with reduction fluids along fractures.
   矿化成因为原生红层中封存的含氧含铀层间水同沿断裂进入的还原溶液互相作用的结果。