短語詞組短語stepwise refinement [計]逐步求精，逐步求精法Stepwise Polymerization [高分子]逐步聚合;逐步聚合反應(yīng);逐步聚合法;翻譯stepwise dissociation [無化]逐級解離;逐步離解Stepwise Registration 逐步模式定位stepwise hydrolysis [無化]逐級水解stepwise gradient 分級式梯度;階式梯度stepwise device 分段裝置;階梯裝置stepwise convergence [數(shù)]按步收斂;步長型收斂backward stepwise 逐步后向算法;向后逐步選擇法stepwise regression 逐步回歸stepwise regression analysis 逐步回歸分析stepwise method 分段依次計算法；分段法 返回 stepwise