A stationary target is easiest to at.
静止的目标是最轻易瞄准的.
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A stationary target is easiest to aim at.
静止的目标是最容易瞄准的.
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The first - order cancellation is one kind of classical idea for the purpose of stationary target cancellation.
一次相消技术是一种经典的固定点目标对消方法.
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