Days-On-Hand "Days-on-hand" indicates the average days of sales (shipments) in inventory.
“库存周转周期”指的是库存全部卖出（装运出库）所需平均天数。
Shortening the average days of hospitalization singly can not decrease the average hospitalization cost.
单纯缩短平均住院日并不能完全降低患者住院费用。
Shortening the average days of hospitalization singly can not decrease the average hospitalization cost.
单纯缩短平均住院日并不能完全降低患者住院费用。
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