据美国1997年2月3日至9日的《空间新闻》报道，英国伦敦Ovum公司最新的一份市场研究报告声称：目前正在研制中的大多数移动卫星电话系统如想获得利润，就必须按期投入市场。这份题为“低、中、高三种轨道移动卫星业务的市场机遇”的研究报告指出：大低轨系统的一些最好的客户将 According to the U.S. space news report from February 3 to 9, 1997, the latest market research report by Ovum, London, England, claimed that most mobile satellite telephone systems currently under development must be on schedule if they want to make a profit Put on the market. The study, entitled “Market Opportunities for Low, Medium and High Three Orbiting Mobile Satellite Services,” points out that some of the best customers of the grand low rail system will