low-thrust orbit transfer 小推力轨道转移
Finite thrust apogee orbit transfer 有限推力变轨
thrust orbit transfer
推力轨道转移
以上为机器翻译结果，长、整句建议使用 人工翻译 。
It was showed that PPT was a kind of advanced propeller with small thrust, which was suitable to orbit transfer, attitude control, station keeping and formation flying for small and micro satellite.
分析认为PPT是一种先进的小推力动力装置，特别适合于微小卫星的轨道转移、姿态控制、位置保持以及星座编队飞行。
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