俄罗斯已公开表示要继续部署全球导航卫星系统(Glonass),但原定的该系统于1995年完全投入运营的时间可能会推迟至1996或1997年。 国际民用航空使用Glonass系统是出于地缘政治和技术上的需要。由于全球定位系统(GPS)是美国国防部所有和经营的,一些国家对国际民用航空依赖GPS的前景感到担忧。尽管Glonass由俄罗斯国防部控制,但利用它就会免除这种担忧。 GPS和Glonass两个系统各有24颗卫星,因此即使有一两颗卫星突然出现故障也 Russia has publicly stated its intention to continue the deployment of Glonass, but the original scheduled operation of the system, which was fully operational in 1995, may be postponed until 1996 or 1997. The international civil aviation uses the Glonass system for geopolitical and technical reasons. Since Global Positioning System (GPS) is owned and operated by the U.S. Department of Defense, some countries are concerned about the prospect of international civil aviation relying on GPS. Although Glonass is controlled by the Russian Defense Ministry, the use of it will avert this concern. Both GPS and Glonass systems have 24 satellites, so even if one or two satellites suddenly fail