● 根据有关法律，招标人与中标人应当自中标通知发出之日 （51）天内，按招标文件和中标人的投标文件订立书面合同。

● (73) is a category assigned to products or services having the samefunctional use but different technical characteristics. It is not same asquality.

   ● Project  (74) Management is the Knowledge Area that employs the processes required to ensure timely and appropriate generation, collection, distribution, storage, retrieval, and ultimate disposition of project information.  

 ● The (75) process analyzes the effect of risk events and assigns a numerical rating to those risks. 

● Project Quality Management must address the management of the projecand the (72) of the project. While Project Quality Management applies to alprojects, regardless of the nature of their product, product quality measureand techniques are specific to the particular type of product produced by thproject.

● In approximating costs, the estimator considers the possible causes ovariation of the cost estimates, including（71） 。

● In the project management context, (68) includes characteristics of unification, consolidation, articulation, and integrative actions that are crucial to project completion, successfully meeting customer and other stakeholder requirements, and managing expectations.

● Project (69) Management includes the processes required to ensure thatthe project includes all the work required, and only the work required, tocomplete the project successfully.

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● On some projects, especially ones of smaller scope, activity sequencing, activity resource estimating, activity duration estimating, and (70) are so tightly linked that they are viewed as a single process that can be performed by a person over a relatively short period of time.

● Organizations perform. work to achieve a set of objectives. Generally,work can be categorized as either projects or operations, although the twosometimes are (67) .

● (66) from one phase are usually reviewed for completeness and accuracyand approved before work starts on the next phase.