扁率

dì qiú biǎn lǜ

地球扁率

oblateness of the earth

dì qiú de biǎn lǜ zì xíng chéng yǐ lái zǒng tǐ qū shì zài jiǎn xiǎo

地球的扁率自形成以来总体趋势在减小。

The oblateness tends to decrease since the formation of the earth.

jiàn lì le kǎo lǜ dì qiú biǎn lǜ de yuǎn chéng dàn dào dǎo dàn dòng lì xué yǔ yùn dòng xué fāng chéng zǔ

建立了考虑地球扁率的远程弹道导弹动力学与运动学方程组。

The dynamics equations and kinematic equations of ballistic missile are established, in which Earth oblateness is considered.