index weights的用法和样例：
例句
- Analytic hierarchy procedure was used to determine the weighing values for assessment index of engineering materials.
摘要引入层次分析法，研究工程材料评价指标权重的确定。 - During the process of evaluating grain industry security, the identification of index weight is the key to the scientificalness of evaluation results.
摘要在对粮食产业安全评价的过程中，指标权重的确定是决定评价结果是否科学的关键。
