久久国产欧美日韩精品,日韩国产精品久久久久久亚洲,99视频精品全部免费免费,91精品国产综合久久走光

adj.與地球的相對位置不變的...

China is the 3 rd country capable of launching geosynchronous satellite on its own.2002年12月30日,長征二號F運載火箭 護送無人飛船神州4號進入軌道.The Ion Cannon has reached geosynchronous orbit above Sarajevo and is now online.離子加農(nóng)炮已經(jīng)抵達薩拉熱窩上空的對地同...

geosynchronous的音標：geosynchronous的英式發(fā)音音標為：[?d???'s??kr?n?s]geosynchronous的美式發(fā)音音標為：[?d??r's??kr?n?s]...