我国已能制造各种采矿设备 ,可成套装备年产 1 0 0 0万 t露天矿及 1 0 0万 t地下矿。但是 ,和国外先进的采矿装备相比 ,我国金属矿山尤其是地下金属矿山差距很大。加入 WTO后 ,我国整体关税将大幅度降低 ,国外矿山机械业内的采矿专业设备制造厂家将直接进入中国市场 ,我国各类 China has been able to manufacture various kinds of mining equipment, and can produce 10 million tons of open-pit mines and 1.0 million tons of underground mines annually. However, compared with foreign advanced mining equipment, China’s metal mines, especially underground metal mines, have great gaps. After joining the WTO, China’s overall tariff will be substantially reduced, foreign mining machinery industry, mining equipment manufacturers will directly enter the Chinese market, China’s various types