plan of technical indices for freight traffic

例句：

1. 1.The company has a detailed plan for thenew product launch.
   该公司为新产品发布制定了详细的计划。
2. 2. The teacher gave us a detailedplan of how to complete the project.
   老师给我们详细地讲解了如何完成这个项目的计划。
3. 3. The government has a comprehensive plan foreconomic development.
   政府有一套全面的经济发展计划。