Jamaica's aluminum ore supplies are the world's largest.

牙买加的铝矿供应量是世界上最大的。

Iron ore is a key ingredient in steel making.

铁矿石是炼钢的关键成分。

Vast quantities of iron ore are then transported by autonomous trains to ocean ports.

就这样，大量铁矿石通过自动列车运输到海港。

The mining companies here produce almost 300 million tons of iron ore a year.

这里的矿业公司每年生产近3亿吨铁矿石。

Black copper ore is generally griddled out.

黑色的铜矿石通常用筛子筛出来。

The Ural mountains, whence the ore is procured.

乌拉尔山脉，那里是出产这种矿石的地方。

Apron feeders bring coarse ore to a grinding mill.

链板传送机把粗矿石送到磨石机上。

Iron is extracted from iron ore.

铁是从铁矿中提炼出来的。

Our country abounds in deposits of iron ore.

我国铁矿储藏丰富。

A million tons of rich ore was excavated from one pocket.

从一个矿坑中挖出了成百万吨的富矿石。