is a method used in Critical Path Methodology for constructing a project schedul
is a method used in Critical Path Methodology for constructing a project schedule network diagram that uses boxes or rectangles，referred to as nodes，to represent activities and connects them with arrows that show the logical relationships that exist between them． A．PERT B．AOA C．WBS D．PDM
正确答案：D前导图法(PDM)用于关键路径法，是用于编制项目进度网络图的一种方法，它使用方框或者长方形(被称做节点)代表活动，它们之间用箭头连接，显示它们彼此之间存在的逻辑关系。
词条内容仅供参考，如果您需要解决具体问题
（尤其在法律、医学等领域），建议您咨询相关领域专业人士。