随机近似程序 stochastic approximation: 随机逼近; 随机近似法approximation algorithm: 近似算法stochastic approximation learning system: 随机逼近学习系统; 随机近似学习系统stochastic approximation method: 随机逼近法; 随机近似法successive approximation algorithm: 逐次逼近算法下载手机词典可随时随地查词查翻译