echelon structure

例句：

1. 1. The military's echelon structure is designed to provide a rapid response to enemy threats.
   军队的梯队结构设计是为了对敌人威胁提供迅速反应。
2. 2.In the echelon structure, each unit has a specific role within the larger organization.
   在梯队结构中，每个单位在更大的组织中都有特定的角色。
3. 3.The echelon structure allows for flexibility and adaptability in decision-making processes.
   梯队结构使得决策过程具有灵活性和适应性。