英汉例句雙語例句For each class, the first step was to build the multi-criteria classification optimization model through reference set and preference relationship.對於每一分類，首先通過訓練集和偏好關系，建立一類二次偏好聚郃函數的多準則分類優化模型；multi-criteria classification更多例句词组短语短語multi -criteria classification decision-making 多準則分類決策multi-criteria classification更多词组