five-year planning model

• 五年规划模型

five-year planning model的用法和样例：

例句

1. This was encouraged by the launch this year of their new five-year economic plans, traditionally a time to starting big new projects.
   这一情况受到了今年开始新的五年规划的激励，传统上五年计划开始意味着重大项目的上马。
2. Swedes would spend an extra year on planning and mapping, thinking of what could become a problem during the project and add the required manpower successively.
   瑞典人将会多花一年规划与划定路线，预想整个计画中可能的问题，并陆续增加所需的人力。