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。
The western mountains and diverse variety of mineral resources, rich reserves of high quality.
西部山区矿产资源品种多样，储量丰富，品质优良。
From the ways of smelting history, mineral resources and mould-making technology in Yangcheng, the article analyses the results why the Yangcheng Mouldboards were so great in the quality.
本文从阳城的冶炼历史、矿产资源、犁镜制范工艺等方面，分析了阳城犁镜质量优异的原因。
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