semi-major axis
基本解釋
- 半長軸
英漢例句
- 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):各個行星繞太陽公轉(zhuǎn)周期的平方和它們的橢圓軌道的半長軸的立方成正比。 - 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.
為了保證凍結(jié)軌道的凍結(jié)特性,平面內(nèi)軌道控制需要對半長軸、偏心率和近地點幅角都控制。 - 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.
行星遷移發(fā)生在行星與氣體或星子的星盤之間進行潮汐相互作用時,這造成行星軌道參數(shù),特別是半主軸的變更。
雙語例句
詞組短語
- semi -major axis of satellite orbit [航]衛(wèi)星軌道長半徑
- Semi -major axis modification 長半軸修正
- angular semi -major axis [天]角半長徑
- major semi -axis of the earth [測]地球長半徑
短語
專業(yè)釋義
- 半長軸
- 長半徑
- 半長徑