慢性脓胸病人术后护理措施正确的是（）

A.胸廓成形术后病人易发生大量渗血，需快速输新鲜血液

B.胸膜纤维板剥脱术后病人，用胸带包扎

C.引流管应选用细管，减少刺激

D.指导病人作腹式深呼吸

E.引流管应插入较深的位置

The Rational Unified Process (RUP) is a software engineering process, which captures many of best practices in modem software development. The notions of (71) and scenarios have been proven to be an excellent way to capture function requirements. RUP can be described in two dimensions - time and content. In the time dimension, the software lifecycle is broken into cycles. Each cycle is divided into four consecutive (72) which is concluded with a well-defined (73) and can be further broken down into (74) - a complete development loop resulting in a release of an executable product, a subset of the final product under development, which grows incrementally to become the final system. The content structure refers to the disciplines, which group (75) logically by nature.

A. rounds B. loopsC. iterations D. circularities