測(cè)量扁率是極為困難的.Determining the oblateness is extremely difficult.詳細(xì)計(jì)算分析了地球扁率對(duì)最優(yōu)軌道的影響.The changes of optimal trajectory caused by Earth's oblateness are computed.這個(gè)橢球面通常以它的長(zhǎng)半軸和短半軸或者長(zhǎng)半軸和扁率定義.The ellipsoid is defined by it...