The red earth here contains an estimated 24 billion tons of iron ore.

这里的红土含有大概240亿吨的铁矿。

youdao

Co-operation project involves about 2 billion tons of iron ore resources.

双方合作项目涉及铁矿石资源量约20亿吨。

youdao

This product has unbelievable health benefits, tons of iron, and is organic.

这个产品有让人难以置信的健康益处，有很多铁，而且是有机的。

youdao

Iron or steel, 800 million tons, almost a billion tons of steel.

铁或钢，每年8亿吨，几乎接近10亿的钢产量。

麻省理工公开课 - 固态化学导论课程节选

The vessel is carrying 77, 000 tons of iron ore from Canada to China, he said.

CNN: Turkish ship 'distressed' in pirate waters

The mines would be able to produce up to 25 million tons of iron ore annually, he said.

WSJ: Court Eases Mining Ban in Karnataka

The newly acquired mines are ramping up to their full production capacity of 8 million tons of iron ore.

FORBES: Cliffs Natural Resources Rides Iron Ore Train To $103