In terms of FFDP and velocity aberration compensation theory, a new method of using dihedral Angle offset for compensating velocity aberration in large observation range is put forward.

根据远场衍射模式和速差补偿理论，提出了一种在较大观测范围内二面角速差补偿方法。

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We notice that an enemy's range of observation should be large to cover all ground.

我们注意到敌人的观察范围应该要足够大使其能盖住整个地表。

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At the stable he picked a gentle horse, and they were soon out of range of either public observation or hearing.

在马厩里他挑了一匹温顺的马，他们不久就驶出了可能被人看见或听见的地段。

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F-18 accidentally bombed one of its own observation towers on the firing range.

ECONOMIST: Weapons testing

Such events occur, he says, because the rules we infer from the observation of events never contain the full range of possibilities.

FORBES: Chaos Theory, Financial Markets, and Global Weirding

Mr. Magill's range is extraordinary, and his wit, erudition and powers of observation give credence to judgments that might otherwise strike us as just a tad, well, insincere.

WSJ: Book Review: Sincerity