The DFH-3B platform is a geosynchronous common satellite platform whose capability is between that of the current DFH-3 ......

<正>Belarus communications satellite project was launched in Beijing on January 29, 2013. CASC will develop and build a ......

DFH-4平台是我国新研制的大容量、长寿命静止轨道卫星平台。为了延长平台寿命、增加平台载荷，需要考虑引入电推进系统执行南北位保......