Iron reserve is 0.973 billion tons which occupying 76.3% of the total reserve of Henan province, one of the 10 largest iron mines in China.是什么意思_Iron reserve is 0.973 billion tons which occupying 76.3% of the total reserve of Henan province, one of the 10 largest iron mines in China.在线翻译_英语_读音_用法_例句