platinum-group metal ores

例句：

1. 1. The platinum-groupmetal ores are highly sought after fortheir unique properties.
   铂族金属矿石因其独特的性质而备受追捧。
2. 2. The discoveryof these ores hassparked a renewed interest inthe mining industry.
   这些矿石的发现激发了对矿业的兴趣。
3. 3. The platinum-group metalores are used in theproduction of jewelry and other high-end materials.
   铂族金属矿石用于生产珠宝和其他高端材料。