首页 ... 获得的困难 Difficulty of Attainment 生产的难易程度 Difficulty or Facility of Production 技术扩散 Diffusion of Technology ...
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传统的应急物资是按照救灾中的优先级进行分类的，没有考虑物品的价值、储存寿命、生产难易程度、仓储要求等因素。
Traditionally, emergency materials were classified according to the priority of disaster with no consideration of material value, storage life, difficulty level of production, storage requirements.
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