(71) analysis emphasizes the drawing of pictorial system models to document and validate both existing and/or proposed systems. Ultimately, the system models become the (72) for designing and constructing an improved system. (73) is such a technique. The emphasis in this technique is process-centered. Systems analysts draw a series of process models called (74) 、 (75) is another such technique that integrates data and process concerns into constructs called objects.

（75）应选（）。

A．Structured analysis

B．Information Engineering

C．Discovery Prototyping

D．Object-Oriented analysis

下列哪项不符合血管的生理作用（）

A.参与一期止血

B.激活血小板

C.促凝作用

D.抗血栓

E.不参与凝血的调节