assessment mechanism的用法和样例：
例句
- Establish a regional mechanism for monitoring , preventing and evaluating major disasters.
建立重大自然灾害区域监控，预防和评估机制。 - The Education Department enhances the development of quality early childhood education by promoting school self-evaluation and external monitoring mechanism.
教育署致力加强学校自我评估及校外评估机制，促进优质幼儿教育的发展。
