矿产有煤炭、铅、锌、钨等。
采用护轴结构，滑动轴承采用碳化硅陶瓷、石墨、碳化钨等耐磨材料。
Protection-shaft configuration is adopted. Sliding bearings are made of wear-resistant materials such as silicon carbide ceramic, graphite, tungsten carbide.
具有大型、 超大型规模的矿产为金、铜、铅锌、镍、稀有金属、稀土金属、锡、钼以及钒、钛、钨等。
There exist large Au, Cu, Pb-Zn, Ni, rare metals, rare earth, Sn, Mo, V, Ti, W and some other types of ore deposits.
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