缓冲材料的缓冲系数曲线测定是缓冲包装设计的基础。基于应力-能量法提出了直线法测定泡沫塑料缓冲系数的新思路，所提出的方法具有需要数据少、试验时间短、快速预测、精度高等优点，在缓冲系数曲线测定领域有较好应用前景和工程价值。

An improved stress-energy method was proposed to determine the cushioning performance of close-celled foams. The method has the advantages of less data, shorter time, fast prediction, and high precision; it has good application prospect and engineering value for cushioning coefficient determination.