Hit probability analysis and calculation method of multi-arrow canisters are studied.

研究集束箭弹命中概率的分析与计算方法。

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A rule about multi-objective group decision making based on preference number is provided and the rule accords with Arrow rationality has been proved.

在此基础上，具体构造了一种多目标偏好数群的决策规则，并通过数学模型证明了该规则满足合理的特征条件。

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Arrow 3 will form part of Israel's multi-layered defence shield.

BBC: Israel successfully tests Arrow 3 missile interceptor