本文还对空对地攻击进行了研究。

This thesis also do a research on air-to-ground attack.

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还是在2003年，中国开始制造两架双座型歼十，用于训练和空对地攻击。

Also in 2003 China begun construction of two two-seat versions of the J-10 for training and air-to-ground roles.

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建立了空对地攻击的数学模型，导出了可攻击区、首攻概率、目标识别率和效能指标等计算方法。

A mathematical model of air-to-ground attack was thus developed, with which the accessible zone, probability of first attack destruction, rate of target recognition and CEP were derived.

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