plastic chrome ore

例句：

1. 1.The plastic chrome ore is a valuable resource for the construction industry.
   这种塑料铬矿石是建筑行业的重要资源。
2. 2. The plastic chrome ore was mined from deep in the earth.
   这种塑料铬矿石是从地下深处开采出来的。
3. 3. The plastic chrome ore is used to make high-quality plastic products.
   这种塑料铬矿石被用来制造高质量的塑料制品。