９２年ＣＤ－ＲＯＭ发展情况据美国光学发行协会（ＯＰＡ）报导，９２年头６个月以几种方法生产的ＣＤ－ＲＯＭ比ｇｉ年同期有明显增长。增长速度保持在协会自９０年开始跟踪此产品以来所持的水平。具体说来，９２年上半年母盘的生产比９１年同期增长５９．９’％，母盘复... CD-ROM Development in 1992 According to the OPA, the number of CD-ROMs produced in several ways in the first six months of 1992 increased significantly over the same period of the previous year. The rate of growth remains at the level the association has been tracking since it began tracking the product in the 90s. Specifically, the production of master discs in the first half of 1992 increased by 59.9% over the same period of previous year, and the number of master discs was ...