项目经理是项目利益相关者中的核心人物。对于项目经理的工作，则是处理好项

由项目经理是项目利益相关者中的核心人物。对于项目经理的工作，则是处理好项目各阶段涉及到的人和事物，以求项目顺利成功的完成。由时间，质量，成本构成的三角关系，是是项目成功的核心。曾有投入，项目经理用这三个标准来评判项目的成功与否，这三个核心指标是评价项目最终能否交付的关键，项目经理要平衡好这三“铁三角”评价标准指标具有直观，可转换，易把控的优点。项目，并在过程中及时查漏补缺。

项目经理是项目利益相关者中的核心人物。对于项目经理的工作，则是处理好项目各阶段涉及到的人和事物，以求项目顺利成功的完成。由时间、质量、成本构成的三角关系，是衡量项目成功的核心。曾有一段时间，项目经理用这三个标准来评判项目的成功与否，这三个核心指标是评价项目最终能否交付的关键，项目经理要平衡好这三个指标。如果这三者其中任意一个发生变化，则会导致三角形失去稳定性。"铁三角"评价标准指标具有直观、可量化、易把控的优点。"铁三角"标准能帮助项目经理监督项目，并在过程中及时查漏补缺。

Project manager is the core of project stakeholders. For the project manager's work, it is to deal with the people and things involved in each stage of the project, in order to complete the project smoothly and successfully. The triangular relationship composed of time, quality and cost is the core to measure the success of a project. There was a time when the project manager used these three criteria to judge the success of the project. These three core indicators are the key to evaluate whether the project can be delivered or not. The project manager should balance these three indicators. If any of the three changes, the triangle will lose its stability. The "iron triangle" evaluation standard index has the advantages of intuitive, quantifiable and easy to control. The "iron triangle" standard can help the project manager supervise the project and make up for the missing in time.<br>