Cargo airdropping is more and more frequently used in emergency.To ensure the landing safety of cargo, many experiments are required before packaging can be improved.

• 摘要空投物资方式越来越多地应用于救灾等紧急情况，为使物资安全著陆，往往是通过大量的外场试验来模拟实际情况，根据试验结果逐步改进货物的组合或包装。