And though we have made our share of mistakes and course corrections, we have held fast to the principles that have been the source of our strength, and a beacon to the world.
虽然我们也犯过错误，也修改过行动的方向，但我们一直坚持这些原则。这些原则是我们力量的源泉，是一座普照全世界的灯塔。
Using a beacon in the free space laser communication system is an important method of finishing the acquisition course.
采用信标光是完成卫星激光通信捕获过程的一种重要手段，信标光的远场分布对捕捉概率和捕获时间有较大的影响。
Using a beacon in the free space laser communication system is an important method of finishing the acquisition course.
采用信标光是完成卫星激光通信捕获过程的一种重要手段，信标光的远场分布对捕捉概率和捕获时间有较大的影响。
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