Dickerson says the market for UAV Reconnaissance Systems, including air vehicles, groundcontrolequipment, and payloads, is expected to be worth ＄13.6 billion through 2014.
Buoyancy method with less equipment and simple control, used in ground demonstration of space operation is presented.
介绍一种设备少、控制简单的在地面进行空间操作过程模拟的演示方法——水浮法。
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The paper presents the composition, functions, technical performance and research of the solid rocket ramjet engine ground test equipment and measurement control system in detail.