Initiate and co-ordinate cost improvement projects to add value to the production function and to drive maximum performance.
发起和统筹成本改善项目，以增值生产函数，实现最大的利益。
2
Project earned value management is the most effective co-ordinate control methods of cost and schedule by far, but our research on the earned value management is still very limited.
项目挣值管理是迄今为止最有成效的一种进度与费用协调控制方法，然而我国对挣值管理的研究还很有限。
3
But the important means to achieve these two objectives at the same time is the Earned Value Method which is mean of project cost and schedule co-ordinate control.