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- Elliptic orbit rendezvou 椭圆轨道交会
- Pluto has an elliptic orbit. 冥王星的轨道是椭圆形的。
- By using elementary mathematics, a derivation of elliptic orbit and energy of electron in Hydrogen atom is given. 利用椭圆的几何性质确定类氢原子的轨道,并计算其能级.
- By using elementary mathematics, the condition of quantum of the elliptic orbit of electron in hydrogen atom is given. 利用椭圆的几何性质,确定氢原子椭圆轨道的量子化条件。
- 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. 研究在地球万有引力场和磁场中具有结构内阻尼的磁性刚体航天器在近赤道椭圆轨道上平面天平动的混沌行为及其控制.
- Deviating from a circular form or path,as in an elliptical orbit. 偏离轨道运行的偏离圆周轨道或路线,如椭圆轨道
- Deviating from a circular form or path, as in an elliptical orbit. 偏离轨道运行的:偏离圆周轨道或路线,如椭圆轨道。
- The booster was Saturn C-3 and the key technique was lunar orbit rendezvous. 采用萨杜恩C-3运载火箭,关键技术是月球轨道会合。
- Through the analysis of the movement of SAR satellite,the expressions of Doppler properties of an elliptic orbit space-borne SAR interms of its aspects(roll,pitch,yaw) are derived. 通过对SAR卫星运动的分析,推导出椭圆轨道星载SAR考虑姿态角(横滚、俯仰、偏航)的多普勒性质的表达式。
- Through the analysis of the movement of SAR satellite, the expressions of Doppler properties of an elliptic orbit space-borne SAR interms of its aspects (roll, pitch, yaw) are derived. 摘要通过对SAR卫星运动的分析,推导出椭圆轨道星载SAR考虑姿态角(横滚、俯仰、偏航)的多普勒性质的表达式。
- Of hydrogen atom or hydrogen-like ions, the elliptic orbit, energy, orbital velocity, period and quantization are discussed in brief and perfection. 对氢原子或类氢离子中电子的椭圆轨道和能量及其量子化等给出了一个简明、完善的讨论.
- The engine operated for 63 seconds. The elliptical orbit was changed to a near circular orbit. 飞船变轨,变轨发动机工作了63秒,使原来的椭圆形接近圆形。
- If the satellite has an elliptical orbit, the result is a spiral wave, a miniature version of the pinwheel pattern of our galaxy. 如果卫星的轨道是椭圆的,就会产生螺旋波,就像是银河系纸风车形状的缩影。
- The moon travels in an elliptical orbit in relation to the equator, swinging back and forth over the northern and southern hemispheres. 月球在与赤道相对的椭圆形轨道上运行,往返于南北半球的上空。
- LRO will then enter an elliptical orbit (called the commissioning orbit) from which it will move into its final orbit. 届时,LRO将进入一个椭圆形轨道(被称为试运行轨道),由此它将进入最终轨道。
- The moon travels in an elliptical orbit in relation to the equator,swinging back and forth over the northern and southern hemispheres. 月球在与赤道相对的椭圆形轨道上运行,往返于南北半球的上空。
- It is a experiment to show when the gravitation act on the two planets, the two model planets will moves in an elliptical orbit. 万有引力演示:在万有引力状态下两星球的椭圆轨迹。
- A regional satellite navigation system which is made up of geosynchronous satellites and synchronous satellites with elliptical orbit is proposed. 摘要提出了一种用静止卫星和同步椭圆轨道卫星构造的区域卫星定位系统。
- An annular eclipse occurs instead of a total eclipse when the Moon is on the far part of its elliptical orbit around the Earth. 而发生日环食而不是日全食的是因为月亮运行到距离地球较远的轨道上,于是月亮的本影只能遮到太阳的中心。
- Firstly,the relative motion between the chaser and the target is described using Tschauner-Hempel equations to describe the relative motion of two spacecraft in an arbitrary elliptic orbits. 首先从一般性出发对追踪星与非合作目标之间的椭圆轨道相对运动方程进行分析,给出具有任意初始条件的相对运动方程解析表达式。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries