orbital moment

常见例句

Imagine for a moment that the contact binary had an inhabited planet with an advanced civilization. Its astronomers would have noted the shortening orbital period between the binary duo.
想象一下，假如密接雙星有一顆居住著擁有先進文明的人類的行星，行星上的天文學者將會注意到兩個星星之間的軌道周期變短。
www.astronomy.com.cn
According to the moment of momentum conservation and force-balance, the algebraic equation is obtained to seek the solution of the orbital parameters of the system after deployment and cut-off.
根據動量矩守恒和力平衡方程得到一代數方程，用於求解系統展開及剪斷後的軌道蓡數。