The theory for exploring the moon time after time through double lunar swingby is analyzed at first.
分析了双
球近旁转向实
球多次
测的原理。
行星变轨；借力式飞行路线The theory for exploring the moon time after time through double lunar swingby is analyzed at first.
分析了双球近旁转向实球多次测的原理。
After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".
在完成测器变轨后，A飞船将在地球的
行太阳，而B飞船则在"后"行。
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