据日本铁钢连盟称,日本去年钢产量比1978年增长9.4%,达到一亿一千一百七十五万吨。1978年为一亿零二百一十万吨,1973年为日本钢产量最高的一年,达一亿一千九百三十二万吨。普通轧材产量去年比1978年 According to the Nippon Steel and Iron Alliance, Japan’s steel output last year rose 9.4% over 1978 to reach 111.55 million tons. It was 120.1 million tons in 1978 and 1973 was the year with the highest steel production in Japan, reaching 119.32 million tons. The output of ordinary rolled products was up from 1978