brown iron ore
常見例句
- A yellowish-brown nickel iron sulfide that is the principal ore of nickel.
一種黃色礦物，含硫化鎳，是少量鎳的來源。 - Main mineral well-galena, sphalerite, turbot zinc, malachite, copper-brown and a small amount of iron ore.
主要礦物有方鉛礦、閃鋅礦、菱鋅礦、孔雀石、蘭銅礦及少量褐鐵礦。 返回 brown iron ore