忠实契约下石油装备闭环供应链对需求突发事件协调能力的实证研究
충실계약하석유장비폐배공응련대수구돌발사건협조능력적실증연구
An Empirical Study of Coordination Ability of Petroleum EquipmentClosed-loop Supply Chain with Fidelity Discount Contract underDemand Disruptions