短語詞組短語satellite ? Doppler positioning 衛(wèi)星多普勒定位satellite E Doppler positioning 衛(wèi)星多普勒定位satellite U Doppler positioning 衛(wèi)星多普勒定位satellite A Doppler positioning 衛(wèi)星多普勒定位 返回 satellite doppler positioning