短語詞組短語equatorial satellite orbit 赤道衛(wèi)星軌道synchronous equatorial circular orbit 同期赤道円軌道equatorial l orbit 赤道軌道equatorial synchronous orbit 赤道同步軌道satellite equatorial orbit 赤道軌道衛(wèi)星near synchronous equatorial orbit 接近同步赤道軌道equatorial orbit of satellite [航]衛(wèi)星的赤道軌道Equatorial Low Earth Orbit 近地軌道synchronous equatorial orbit 同步赤道軌道 返回 equatorial orbit