英语语法分析

The principal exploration target for the area is the drainage system that contains the calcrete and silcrete units that host the carnotite-bearing secondary uranium mineralisation.

该区域的主要勘探目标是，含有钙质结砾岩和钒钾铀矿砾岩石单元的水系，这些岩石赋存着含有钒钾铀矿的次生矿化带。