validation phase

例句：

1. 3. 例句：1. The company's decision to invest in new technology was a validation of its commitment to innovation.
   该公司决定投资新技术，是对其创新承诺的验证。
2. 2. The new software application required extensive validation to ensure its reliability and accuracy.
   新软件应用程序需要进行广泛的验证，以确保其可靠性和准确性。
3. 3. The project team conducted thorough validation of the design before moving forward with construction.
   项目团队在施工前对设计进行了彻底的验证。