1996年全國(guó)入選鐵礦石21497萬(wàn)t,占全國(guó)產(chǎn)鐵礦石原礦25228萬(wàn)t的85.2%。入選鐵礦石生產(chǎn)鐵精礦粉8585.7萬(wàn)t,其中重點(diǎn)選礦廠處理原礦10961萬(wàn)t,生產(chǎn)鐵精礦粉4158萬(wàn)t,占全國(guó)鐵精礦粉產(chǎn)量的48.4%。
上一頁(yè) [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24] [25] [26] [27] [28] [29] [30] [31] [32] [33] [34] [35] [36] [37] [38] 下一頁(yè) |