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1999年1～12月全国进口锰矿10569万ｔ,平均单位为8303美元/ｔ,比去年同期分别下降1036%和上升837%。其中:一般贸易为661万ｔ,平均单介为9834美元/ｔ;来料加工贸易为2388万ｔ,平均单价8471美元/ｔ;进料加工贸易为6702万ｔ,平均单价为8912美元/ｔ;边境小额贸易为817万ｔ。1999年1
From January to December 1999, the country imported 105.66 million tons of manganese ore, with an average unit of 8303 US dollars / ton, down 1036% and up 837% respectively over the same period of last year. Of which, the average trade was 6.61 million tonnes with an average single-lot of 9,834 USD / t; the processing trade was 23.88 million tonnes with an average unit price of 8,471 USD / t; the feed processing trade was 6.72 million tonnes with an average unit price of 8,912 USD / t ; Border trade was 8.17 million t. 1999