prospecting disk

例句：

1. 1. The prospecting disk is used to detect underground minerals.
   勘探磁盘用于探测地下矿物。
2. 2. The prospecting disk helped us find the location of a new oil field.
   勘探磁盘帮助我们找到了一个新的油田的位置。
3. 3. The prospecting disk was designed to be easy to use and accurate in its measurements.
   勘探磁盘设计得易于使用且测量准确。