Development and applications of gravimetry and satellite-borne gravimetry are reviewed. Relations among the rectangle coordinates, Keplerian elements, Hillian elements and Equinoctial elements to describe the motion of low earth orbit satellite are given.
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美
- 回顧了重力測量和衛星重力探測技術(shù)的發(fā)展和應用，闡述了描述低軌衛星狀態(tài)的直角坐標、Kepler根數、Hill根數和Equinoctial根數之間的相互關(guān)系，認為Hill根數和Equinoctial根數能夠避免由衛星軌道奇異帶來(lái)的計算問(wèn)題，分析了低軌衛星的受攝運動(dòng)，給出了攝動(dòng)模型。
