adj.春分或秋分的
n.春分或秋分时的暴风雨
First, the locally optimal control laws are derived for each modified equinoctial orbital element. 研究了近地小推力转移轨道的制导问题,给出了一种基于局部最优控制律的自主制导算法。
Under a bland, equinoctial sky, the morning light lay evenly over the white concrete outside the entrance to the planetarium. 在温和、昼夜平分时的天空下，晨曦淡然地照耀在天文馆人口处外面的白色混凝土上。
Under a bland, equinoctial sky, the morning light lay evenly over the white concrete outside the entrance to the planetarium . 在温和、昼夜平分时的天空下，晨曦淡然地照耀在天文馆人口处外面的白色混凝土上。
the autumnal [vernal] equinoctial point 秋 [春] 分点
Diagram on the plane of the equinoctial 赤道平面图
