如何使用 "ore" 造句

1. Occasionally he uses it to process uranium ore into yellowcake .
他偶尔会利用这个实验室将铀矿石加工成黄饼。
2. Gold miners are not . Many produce copper , too , since it often sits in the same ore bodies as gold .
但金矿公司不会,他们很多也生产铜,这是由于金矿与铜矿通常位于同一矿石层。
3. In addition to imports from both of those , it also buys ore on the international market .
除了从这两个地方进口之外,首钢还从国际市场上购买矿石。
4. As older mines get deeper , ore grades decline and extraction becomes more expensive .
随着老矿越挖越深,矿石品级不断下降,提纯也变得越来越贵。
5. Its state-owned companies often sell oil and ore on spot markets .
中国的国有企业经常在现货市场上出售石油和矿石。