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国际卫星通信“铱”系统“ＩＲＩＤＩＵＭＴｏｄａｙ”于１９９７年春天，介绍了国际卫星通信“铱（Ｉｒｉｄｉｕｍ）”系统的最新情况，其中包括：一、“铱”系统的计划执行情况“铱”系统的计划执行情况如表１所示。表１“铱”系统的计划执行情况表年度执行情况１９８７...
In the spring of 1997, “Iridium” system of the international satellite communications “Iridium” introduced the latest situation of Iridium system, including: I. Plan Implementation of “Iridium” System Plan of “Iridium” system Table 1 shows the implementation. Table 1 Planned Implementation Status of “Iridium” System Yearly Implementation 1987 ...