交流电流的有效值是如何定义的?
参考答案:
将一个交流电流和一个直流电流分别通过同一电阻,如果经过相同时间产生同样的热量,则这个直流电流值就是交流电流的有效值。
Both under-communication and over-communication can cause problems on a project.You want to ensure that the information you collect showing project progress and status is meaningful to stakeholders.To determine specific metrics,you will conduct a stakeholder analysis,and then determine the level of detail stakeholders require.This is available through the______.
A.performance measurement baseline
B.project management methodology
C.project strategy and approach
D.communications management plan