运用卫星低轨道两个主要环境力矩(重力梯度矩和地磁力矩)对圆轨道卫星三轴姿态进行被动控制。
In this paper, three-axis passive stabilization is realized by using two main environment torques (gravity gradient and geomagnetic torque) in low orbit.
火箭成功的将一枚勘测卫星送入地球低轨道。
The rocket successfully lifted a reconnaissance satellite to low Earth orbit.
这种类型卫星在执行低轨道攻击任务时，从发射到攻击的共需要不到15分钟的飞行时间。
Total flight time from launch to impact for these types of weapons is usually less than 15 minutes when attacking low orbits.
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