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- Because of its oblate shape, the moment of inertia of the earth is a maximum about the polar axis and minimum about an axis in the equatorial plane. 由于地球是扁球體,繞極軸慣量矩最大,而繞在赤道面內的軸的慣量矩最
- Chaotic planar libration and its control of a magnetic rigid spacecraft with internal damping in an elliptic orbit near the equatorial plane of the earth are investigated. 研究在地球萬(wàn)有引力場(chǎng)和磁場(chǎng)中具有結構內阻尼的磁性剛體航天器在近赤道橢圓軌道上平面天平動(dòng)的混沌行為及其控制.
- Material along the rotation axis falls vertically toward the equatorial plane much faster. 沿著(zhù)轉軸兩側分布的物質(zhì)則快速筆直地落入赤道面。
- Coordination saturation is thus proved to be space saturation in the uranyl equatorial plane. 由此說(shuō)明鈾酰的配位飽和實(shí)際上是配位空間的飽和。
- The angle between the plane of the ecliptic and the equatorial plane is the obliquity of the ecliptic. 黃道面與赤道面的夾角是黃道的傾角。
- A preliminary analysis shows that the east-west asymmetry in the heliospheric equatorial plane is mainly attributed to the spiral structure of the interplanetary magnetic field. 初步分析表明,行星際磁場(chǎng)的螺旋結構是產(chǎn)生日球赤道面內雙重激波對結構東西不對稱(chēng)性的主要原因。
- CHAOTIC ATTITUDE MOTION OF A MAGNETIC RIGID SPACECRAFT IN AN ELLIPTIC ORBIT NEAR THE EQUATORIAL PLANE OF THE EARTH 近地球赤道面橢圓軌道上磁性剛體航天器的混沌姿態(tài)運動(dòng)及其控制
- Because of its oblate shape, the moment of inertia of the earth is a maximum about the polar axis and minimum about an axis in the equatorial plane 由于地球是扁球體,繞極軸慣量矩最大,而繞在赤道面內的軸的慣量矩最小。
- Our pilotless rocket enters the track of the earth. 我們把一個(gè)無(wú)人駕駛的火箭送入了地球的軌道里。
- Orbital Radius of the Test Particles in the Equatorial Plane of the CM Field 試驗粒子在CM場(chǎng)赤道平面的軌道半徑
- The attraction of the moon for the earth causes the tides. 月球對地球的吸引力造成潮汐。
- The earth is only a speck in the universe. 地球在宇宙中只不過(guò)是一個(gè)小點(diǎn)罷了。
- How on earth do they manage to rob the bank? 他們到底怎么搶了銀行的?
- A number of satellites are now circling the earth. 一些人造衛星現在正環(huán)繞地球飛行。
- The machine cast up a big heap of earth. 機器卷起了一大堆泥土。
- The red sun lights up the sky and the earth. 紅太陽(yáng)照亮了天空和大地。
- Who on earth is that female he's with? 跟他在一起的那個(gè)女人究竟是誰(shuí)?
- Earth Equatorial Plane 地球赤道平面
- Antarctica is the loneliest place on earth. 南極是地球上最偏遠的地區。
- He dived his hand into the earth. 他將手插入泥土中。