论文部分内容阅读
市场经济国家的锌消费继1986年和1988年之间大量增长近8%之后,1989年稳定在524万吨。金属产量为523万吨,也与1988年相似,但矿山产量略微下降,降到509万吨。
Zinc consumption in market economy countries stabilized at 5.24 million tons in 1989, after a substantial increase of nearly 8% between 1986 and 1988. Metal production was 5.23 million tons, also similar to that in 1988, but mine production declined slightly to 5.09 million tons.