semi-major axis
基本解释
- 半长轴
英汉例句
- The square of the orbital period of a planet is directly proportional to the cube of the semi-major axis of its orbit.
第三定律(周期定律):各个行星绕太阳公转周期的平方和它们的椭圆轨道的半长轴的立方成正比。 - In order to guarantee the characteristics of frozen orbit, in-plane orbit control needs to adjust the semi-major axis, eccentricity, argument of perigee simultaneously.
为了保证冻结轨道的冻结特性,平面内轨道控制需要对半长轴、偏心率和近地点幅角都控制。 - When the planetary migration occurs under the tidally interaction of a planet and a disk of gas or a planetesimal, the orbital parameters, especially, semi-major axis, of this planet will be altered.
行星迁移发生在行星与气体或星子的星盘之间进行潮汐相互作用时,这造成行星轨道参数,特别是半主轴的变更。
双语例句
词组短语
- semi -major axis of satellite orbit [航]卫星轨道长半径
- Semi -major axis modification 长半轴修正
- angular semi -major axis [天]角半长径
- major semi -axis of the earth [测]地球长半径
短语
专业释义
- 半长轴
- 长半径
- 半长径