项目整体管理（project integration management）
项目范围管理(project scope management)
项目进度管理(project time management)
项目成本管理(project cost management)
项目质量管理(project quality management)
项目人力资源管理(project human resource management)
项目沟通管理(project communications management)
项目风险管理(project risk management)
项目采购管理(project procurement management)
