论文部分内容阅读
1993年我国矿产的年开采量已达69亿吨,按现行价计算,乡以上企业的矿山初级品产值达2417亿元,占工业总产值的5.89%,我国已成为世界第三矿业大国。至今,全国已发现168种矿种,有152种矿件探明储量,其中有20多种矿产储量总量居世界前列。然而我国人均拥有资源量仅为世界平
In 1993, the annual mining of mineral resources in our country reached 6.9 billion tons. According to the current price, the primary production value of mines of enterprises above the township level reached 241.7 billion yuan, accounting for 5.89% of the total industrial output value. China has become the third largest mining country in the world. To date, 168 minerals have been discovered in the country and 152 proven mineral reserves have been discovered. Among them, more than 20 kinds of mineral reserves are among the highest in the world. However, the amount of resources per capita owned by our country is only the average in the world