item-weighted averages

例句：

1. 1. The company calculates the item-weighted averages for its products to determine their overall quality.
   该公司计算产品项加权平均数，以评估其整体质量。
2. 2. The weighted average of items is used to adjust the cost per unit in order to make more accurate forecasts.
   使用物品加权平均数来调整单位成本，以便做出更准确的预测。
3. 3. The weighted average of items is calculated based on the sales data and inventory levels to identify any potential overstockingissues.
   基于销售数据和库存水平计算物品加权平均数，以识别潜在的过剩库存问题。