Iterative solutions of auto-homeomorphism for the n-star;
n-星上自同胚的迭代根
Dynamic Test of Contact Tooth Pair Numbers of the N Type Involute Planetary Transmission with Minor Tooth Difference;
N型渐开线少齿差行星传动接触齿对数的动态实测
Correlation between spin angular momentums and background angular momentums of planets;
行星自旋角动量和背景角动量之间的相关性
Proving Keippler s 3 Laws of Planetary Motion;
开普勒行星运动三定律证明
By means of the Runge -Lenz s vector the problems of the planets motion around the sun are solved in classical and relativistic cases.
本文讨论了Runge－Lenz矢量的性质，并利用它求解经典情况下和狭义相对论情况下的行星绕日问题。
The whole field of planetary gear transmission is dealt -with.
(?)里基本上涉及了渐开线行星齿轮传动的整个领域。
The efficiency of planetary gear trains is discussed.
这里对NGW型行星齿轮机构的啮合效率进行了研究。
In this paper,according to Block\'s flash temperature theory,by calculating flash temperature curve of sun and the planetary and about planetary and ring of single helical planetary gear.
根据Block闪温理论,通过分别计算某单级行星斜齿轮太阳轮和行星轮及行星轮和内齿圈的闪温曲线,对比了改变压力角、螺旋角及太阳轮变位系数对轮齿最高闪温的影响。
The smaller Rocky worlds are Mercury, Venus, Earth and Mars. The four huge gas planets are Jupiter, Saturn, Uranus and Neptune.
类地行星是水星、星、球和火星。四类木行星木星、星、王星和海王星。
A natural satellite revolving around a planet.
（行星的）卫星围绕行星运转的天然卫星
planetary and interplanetary probe
行星和行星际探测器
The planets of our solar system are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune.
我们太阳系的行星有水星、金星、地球、火星、木星、土星、天王星、海王星。
The classical planets are: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune.
这八颗经典行星分别是：水星、金星、火星、木星、土星、天王星和海王星。
The planet Venus in its appearance as the evening star.
昏星，长庚星傍晚时出现的行星金星
mini-planets called asteroids, and comets.
和叫作小行星的小型行星，以及彗星。
greatest eastern elongation
(内行星,卫星) 东大距
worship of planets or stars.
对行星和恒星的崇拜。
An evil influence of a star or planet.
恒星或行星邪恶的影响
asteroid/meteoroid detector
小行星/流星体探测器
Jupiter is one of the sun's planets.
木星是太阳的一个行星。
Asteroid lies between Mars and Jupiter.
小行星位于火星与木星之间。
Mars and Venus are planets of the sun.
火星和金星是环绕太阳的两个行星。
artificial asteroid
【航空】人造小行星
Additionally, there are Mercury, Venus, Mars, Jupiter, Saturn, Uranus, Neptune and Pluto.
此外，水星、星、星、星、星、王星、王星、王星这些行星也影响着我们的日常生活。
The planets of our solar system are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune and Pluto.
我们太阳系的行星有水星、金星、地球、火星、木星、土星、天王星、海王星和冥王星。
Most stars probably have their quota of planets, meteorids, comets, and asteroids.
多数恒星也许还拥有若干行星、流星、彗星和小行星。