南朝鲜、台湾、印尼等国家和地区因大力兴建住宅、行政大楼、高速公路和铁路,导致钢材、水泥等建材需求急速增加。据南朝鲜银行统计,1989年的建筑许可面积为8862万平方米,和前年相比增加了45.8％,而1986年则只有4354万平方米,在短短的3年间增长了1倍。 1987年南朝鲜水泥出口率为17.5％,去年 South Korea, Taiwan, Indonesia, and other countries and regions have vigorously built residential buildings, administrative buildings, expressways, and railways, leading to a rapid increase in the demand for building materials such as steel and cement. According to statistics from South Korea Bank, the building permit area in 1989 was 88.62 million square meters, which was an increase of 45.8% compared with the previous year, compared with 43.54 million square meters in 1986, which doubled in a short period of three years. South Korea’s cement export rate was 17.5% in 1987, last year