echelon form

例句：

1. 1. The team used an echelon form to organize their resources effectively.
   该团队使用梯队形式有效地组织了他们的资源。
2. 2. In the military, echelon formation is a crucial tactical strategy.
   在军事中，梯队形成是一种关键的战术策略。
3. 3. The company adopted an echelon form to improve its efficiency and productivity.
   该公司采用了梯队形式来提高其效率和生产力。