In fact, many organizations are adopting tiered governance models.
事实上，许多企业采取分层的治理模型。
2
At some companies, the cuts affect only executive and senior management levels, but many others are adopting an across-the-board approach or tiered salary reductions.
在一些企业，减薪只针对管理人士和高级管理层，但还有很多公司正在采取全员减薪或分层减薪的方案。
3
Since data warehouse and data mart are interchangeable concepts in many situations, it is necessary to specify their definition based on the two-tiered warehouse model.