说明：  蚁群算法作为一种新的智能计算模式, 由于其离散性本质而在组合优化问题上取得 巨大成 功,但这也限制了它在连续问题求解中的应
(As a new intelligent computing model, ant colony algorithm (ACA) has achieved great success in combinatorial optimization problems because of its discrete nature, but it also limits its application in solving continuous problems.)