• 1. function-based indexes: 函数索引 | 基于函数的索引
• 2. creating function-based indexes: 创建一个基于函数的索引

• 1.Oracle Learning Resources, including the ROWID of the concept, the concept of indexing, unique indexes, composite indexes, bitmap indexes and function-based indexes.
  Oracle学习参考，包括ROWID的概念、索引的概念、唯一索引、组合索引、位图索引和 基于函数的索引等。
  dict.yoduao.com
• 2.Therefore, the difficulty coefficient of road administration is determined by calculating the group utility function based on the normalized weights, utility function of every expert and the indexes.
  用归一化的专家权重、专家个人效用函数的权重以及标准化后的指标，计算群效用函数，即可确定公路路政管理难度系数。
  dict.yoduao.com
• 3.The forecast model of Mean Generation Function (MGF) based on spring drought indexes was able to predict the drought occurrence for the East Gansu Province.
  最后建立了甘肃东部春播期干旱指数的均生函数预测模型。
  dict.yoduao.com

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