A project management technique that is currently in widespread use is the (71) . The purpose of this technique is to detail, in hierarchical fashion, all of the activities that are required to meet project objectives. There are some special activities called (72) , which are events that signify the accomplishment or completion of major deliverables during the project. Most system development methodologies also provide (73) , whose purpose is to contain the various pieces of relevant information - feasibility assessments, schedules, needs analysis, and so forth - in a single place so that they can be presented to project clients and other related parties. Several types of important network diagrams are used in project management. (74) was developed to make clear the interdependence between project tasks before those tasks are scheduled． (75) offers the advantage of clearly showing overlapping tasks.

A．Structure Chart

B．Organizational Structure

C．Work Breakdown Structure

D．Functional Decomposition Diagram

护士对患者及看护者提供的教育内容包括血浆分离/超滤导管的插入操作过程，（），感染并发症发生机制，并将教授过程记录于患者的病历中。

A.进行CVAD的原因

B.导管的使用

C.维护及护理

D.预置管时间

E.可能的插管