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百度 和同类大口径射电望远镜相比，它的独到之处在于：①利用贵州天然的喀斯特洼坑作为台址;②洼坑内铺设数千块单元组成500米球冠状主动反射面，球冠反射面在射电电源方向形成300米口径瞬时抛物面，使望远镜接收机能与传统抛物面天线一样处在焦点上;③采用轻型索拖动机构和并联机器人，实现接收机的高精度定位。
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