The territory rich in mineral resources of good quality for the production of refractory materials provided an excellent natural conditions.
境内矿产资源丰富，品质优良，为耐火材料生产提供了优越的自然条件。
2
High temperature performance of acid lining of the induction crucible furnace mainly depends on the physical and chemical properties and mineral composition of used refractory.
坩埚式感应炉酸性炉衬的高温性能，主要取决于所用耐火材料的物理、化学性能及矿物组成。
3
The paper introduces the principle, industrial practice and comparison of technical economy to pretreat refractory gold mineral through roasting, pressure and bacterial oxidation.