If is recommended to place some vertical / down thruster(s) on the underside of the station ( with a similar design than those in the back of ships ), that will help the station to maintain its altitude / orbit.

• 建议在空间站底部加装若干竖向推进器（类似舰船尾部的推进器），用于保持站点相对于行星的垂直高度，帮助稳定轨道。