常見例句SYNCOM I failed on injection into orbit. 同步傳輸衛(wèi)星1號在進(jìn)入軌道時(shí)失敗了.However,SYNCOM II was successfully launched an July 26,1964 and provided telephone,tele無效,and facsimile transmission. 同步傳輸衛(wèi)星2號于1964年7月26日成功發(fā)射并且提供電話;電傳打字和傳真信號通訊.SYNCOM III was launched on August 19.1964 and transmitted TV pictures from the Tokyo Olympics. 同步傳輸衛(wèi)星3號于1964年8月19日發(fā)射;轉(zhuǎn)播東京奧運(yùn)會的電視圖片.The first satellites placed in geostationary orbit were the synchronous communication(SYNCOM)satellites launched by NASA in 1963. 第一個(gè)放置在對地靜止軌道的衛(wèi)星是1963年美國航空暨太空總署發(fā)射的同步傳輸衛(wèi)星.syncom satellite 同步通信衛(wèi)星 返回 SYNCOM