日本通信机械工业会预测,1989～1993年间通信设备需求年平均增长5.9％,到93年可能突破3兆日元。日本电信电话公司因需求增长缓慢和传真机输出增加,89年和前一年比只增长5.6％,为2兆4049亿日元,90年增加6.2％,为2兆5549亿日元,1993年可望增加6.3％,达到3兆280亿日元。具体地讲,电话机年平均(1989～1993 Japan’s Communications Machinery Industry Association predicted that the average demand for communications equipment will grow by 5.9% annually between 1989 and 1993 and may hit 3 trillion yen by 1993. Due to the slow growth of demand and increase in output of fax machines, Nippon Telegraph and Telephone Corp. recorded an increase of 5.6% to 2.4949 trillion yen from 8.94 billion in the previous year and 2.4549 trillion yen in 1990, up from 2.4549 trillion yen in 1993 Expected to increase 6.3% to reach 3 trillion 28 billion yen. Specifically, the annual average telephone number (1989 ~ 1993