短語詞組短語iteration reconstruction method 迭代重建算法marquardt iteration and method marquardt 迭代法iteration calculating method 逐次解析iteration direct method 迭代直接法iteration approach method 迭代逼近法circulative iteration inversion method 循環(huán)迭代反演法iteration n method 迭代法iteration calculational method 迭代計算方法successive iteration computing method 逐次逼近迭代法 返回 iteration method