China Orb, online Chinese to English dictionary with nearly 1 million entries and plenty of excellent examples. The pin yin and pronunciation sound of Chinese wrods are provided. China Orb includes a lot of Chinese professional terms in many industries such as Medicine, Chemistry, Mechanism, Electricity, Computer, Economy, Law, Architecture. If you can not find satisfying translation elsewhere,try China Orb Chinese to English dictionary.

China Orb, online English to Chinese dictionary with more than 1 million entries and plenty of excellent examples. China Orb includes a lot of English professional terms in many industries such as Medicine, Chemistry, Mechanism, Electricity, Computer, Economy, Law, Architecture. If you can not find satisfying translation elsewhere,try China Orb English to Chinese dictionary.

periapsis
English: periapsis
Chinese: 近拱点
Examples:
1. Argument of periapsis
近拱点角
2. As the spacecraft went around and around Jupiter, mission controllers would turn on the tether near periapsis to produce drag( and usable power) and turn it off elsewhere.
随著太空船一遍遍地绕行木星，任务控制者将在近心点附近启动缆索以产生拖曳力（可用能量）并在其他地方关闭它。
3. Now thrust could be generated( for“ free” again) at periapsis, progressively increasing the altitude of apoapsis.
这时可以「费」近心点产生推力，渐渐将远心点的高度提升。
4. Periapsis in Earth orbit; the point in its orbit where a satellite is nearest to the Earth.
以地球为中心的最近点；人造卫星轨道上离地球中心最近的点。
5. Periapsis in orbit around Jupiter.
以木星为中心的轨道的最近点。
6. Periapsis in orbit around the moon.
以月球为中心的轨道的最近点。
7. Periapsis in solar orbit; the point in the orbit of a planet or comet where it is nearest to the sun.
以太阳为中心的最近点；在天体运行轨道上距离太阳最近的点。
8. The angular distance of a point in an orbit past the point of periapsis measured in degrees.
穿过用角度来测量的进拱点的一个轨道里的某点的角距离。
9. The repeated thrust applications at apoapsis would raise periapsis from inside to outside the stationary orbit.
重复在远心点施以推力，会将近心点由同步轨道内提升到同步轨道外。