track change control

例句：

1. 1. The team needs to implement a track change control system to ensure the safety of their employees.
   该团队需要实施一个跟踪变化控制系统，以确保员工的安全。
2. 2. The company is tracking changes in the market and adjusting its strategies accordingly.
   该公司正在跟踪市场的变化并相应地调整其策略。
3. 3. The project manager must have a good track change control system to manage the progress of the project effectively.
   项目经理必须拥有良好的跟踪变化控制系统，以有效地管理项目的进展。