slow-speed stages

例句：

1. 1.The project is designed for slow-speed operation, which requires careful planning and execution.
   该项目设计用于低速运行，这需要仔细规划和执行。
2. 2.In the slow-speed phase of the project, we need to focus on improving the quality of our work.
   在项目低速阶段，我们需要专注于提高我们工作的质量。
3. 3.As the project progresses, we will gradually increase the speed of operations to meet the needs of the market.
   随着项目的进展，我们将逐渐增加操作速度以满足市场的需求。