Enhancing a software product may consume(73)percent of the total life-cycle effort. A．80 B．30 C．50 D．42
举一反三
- In the _____phase of product life cycle, the total sales volume begins to fall and price war may often break out.
- Consumption of the total life-cycle effort in software maintenance is（ ） that in software development． A: less than B: larger than C: equal or less than D: equal or larger than
- In the introduction phase of product life cycle, company may have _____ sales volume.
- The phases of product life cycle include _____.
- 基础代谢平均占人体的能量消耗的（）A.20%-30% B.30%-40% C.50%-60% D.60%-70% A: 20%-30% B: 30%-40% C: 50%-60% D: 60%-70%