many valley model

例句：

1. 1. The many valley model is an effective way to manage complex systems.
   多山谷模型是一种有效的管理复杂系统的方法。
2. 2.The many valley model has been widely adopted in various industries.
   多山谷模型在各行业中得到了广泛应用。
3. 3. The many valley model emphasizes the importance of collaboration and communication among stakeholders.
   多山谷模型强调了利益相关者之间合作与沟通的重要性。